Some people think that they will get ill if they use their brains (大脑) too much. It is not true. Through many studies, scientists show us that the more you use your brains, the better it will be, and the cleverer you will become.
Of course, if you want to keep your mind clear and active, you must take a proper rest and study properly. To the teenagers, using their brains in the morning is good for their health.
There are many ways to rest. One is a peaceful rest. Sleep is a peaceful rest. Another is an active rest. For example, take a walk outdoors, do more exercise every day. To change the way of the brains’ activities is also a good way to rest.
In everyday life, to eat some eggs, meat, fresh vegetables and fruitis also good for the brains.
Wish you a wise man and a happy life. According to the writer of the passage, our brains should be used ____.
| A．hardly | B．seldom | C．more often | D．sometimes |
Which of the following sentences is not true?
| A．Sleep is a kind of a good rest. |
| B．Doing morning exercises is a peaceful rest. |
| C．Going out for a rest is an active rest. |
| D．There are different activities for a good rest. |
Which of the following can be used as the best title for the passage?
| A．How to use your brains |
| B．How to rest |
| C．How to become a clever man |
| D．Keep your mind clear |
D
Inventions make our life easier and better than before． What are the best inventions of last year？ Here are three amazing things in Time magazine's list of the 25 best inventions of 2017．
Smart mug
It's hard to keep coffee or tea warm， especially in winter． But this smart mug from US company Ember Technologies can solve this problem． There is an app for the mug that allows people to set the mug to a certain temperature between 48℃ and 62℃． Then， the mug keeps your coffee or tea at that temperature for about an hour， and even longer if you put the mug on a charging（充电）plate．
Social robot
Can robots talk to us like humans？ Jibo， a robot made by US company Jibo Inc， can do this， With a big， round head and a big body， Jibo looks like a cartoon character． And its voice sounds like a 10﹣year﹣old boy． As soon as you say "Hey， Jibo，" it dances and turns to face you． When it talks to you， it moves its head and body to communicate with you． Its appearance， tone of voice and humor make you feel that you have a little friend． Jibo is able to tell stories to children， take pictures just by hearing your order "Jibo， take a picture"， and do hundreds of other jobs． Although its creators think that Jibo still has a lot to learn，it's available with a price of ＄899；a good price for a pretty smart and friendly robot!
Fidget spinner
What is the most popular toy this year？ The answer is probably fidget spinners． They are small plastic or metal toys with a bearing（滚珠轴承）in the middle． The toys can keep turning around on your fingertip for a few minutes after you start them． Once they are turning， you can put them on any other flat surface， such as a ruler or even the nose of a pet dog． This toy is very popular among young people around the world． Some people say that it helps them calm down and relax． But it may not be a good thing to spend too much time playing with it．
（1）Why is the smart mug special？
A． It's not easy to get broken in winter．
B． It can heat coffee or tea up to 48℃．
C． It can solve many difficult problems．
D， It has an app to control the temperature．
（2）What does the underlined sentence mean？
A． Jibo is not perfect yet but worth buying．
B． Although Jibo is cheap， it's not worth buying．
C． Although Jibo is expensive， it is worth the money．
D． The creators have to learn a lot to make Jibo perfect．
（3）What is a fidget spinner used for？
A． Having fun．
B． Cleaning fingers．
C． Doing homework．
D． Answering questions．
（4）What's the best title for the whole text ？
A． Inventions and our life．
B． Time magazine's list．
C． Best inventions of 2017．
D． Mugs， robots and toys．
C
In America， boys and girls often join clubs． The members of a club work together． They also learn certain skills and share good times．
Many boys belong to Boy Scouts． Boy scouts enjoy hiking and camping out together， and they learn many things． Scouts learn safety rules， first aid， and what to do when in danger． Members have a chance to learn outdoor living． They learn to build fires and cook out in the open．
Girl Scouts and Camp Fire Girls are clubs for girls． These two clubs give their members a chance to have fun and learn． The girls in a group take trips， have parties and go hiking and camping together． The Camp Fire Girls earn honor beads （荣誉珠） for learning such skills as swimming and cooking． The Girl Scouts earn badges（徽章）．
Both boys and girls can be members of 4﹣h clubs．Children who live in either the city or the country may belong to 4﹣h． A project such as raising a pig or a calf can be carried on only by farm children， while city children can take part in gardening and cooking projects．
In all these clubs the boys and girls learn to be good and useful citizens．
（1）Why do boys and girls join clubs according to the passage？
A． To make their parents happy
B． To earn honor beads and badges．
C． To learn skills and share good times．
D． To enjoy hiking and camping out．
（2）What does Para． 2 mainly talk about ？
A． What to do when in danger．
B． Some activities of Boy Scouts．
C． What Boy Scouts really enjoy．
D． Some skills about outdoor living．
（3）What can we know from Para.3 ？
A． In America there are many clubs for girls．
B． Camp Fire Girls is quite popular in America．
C． Girls can go hiking and camping with the boys．
D． Girls are encouraged to learn swimming and cooking．
（4）What is the passage mainly about ？
A． Members of 4﹣h clubs in America．
B． Clubs for boys and girls in America．
C． Different kinds of clubs in America．
D． Children who are interested in clubs．
B
It's that time of the year﹣graduation． The end of school year is nearly in sight， and it's an especially big deal if you're finishing high school or college．
One amazing 16﹣year﹣old Florida girl， Grace Bush， graduated from both high school and college this week! She actually got her college diploma before her high school diploma． How did she manage to do that？
"Hard work and great attention，" she told a local TV news station， "have made me succeed in doing high school and college at the same time． "She started taking college courses when she was just 13． She would often get up at 5： 30 a． m． and go to bed after 11： 00 p．m．
Doing both at the same time is a huge achievement， and it has also helped her family save money． She's one of the 9 children， all home﹣schooled until the age of 13． Her father is a math professor while her mother is a part﹣time history teacher in a high school． Grace Bush has earned her college degree in law， with a near perfect GPA of 3.8 and she hopes to become a lawyer one day， although her parents expect her to teach at university． By the way， she also played basketball in her college team in her spare time．
（1）In what way is Grace "amazing" ？
A． She is a 16﹣year﹣old Florida girl．
B． She finished high school this week．
C． She worked very hard at her lessons every day．
D． She graduated from both high school and college at 16．
（2）Which picture might Grace's diploma look like ？
（3）What is the key to Grace's success？
A． Taking college courses at 13．
B． Working hard at her courses．
C． Growing up in a professor's family．
D． Having a dream of becoming a teacher．
（4）Which of the following is TRUE according to the last paragraph？
A． The Bushes have 13 children altogether．
B． Grace's mother is a full﹣time history teacher．
C． Grace wants to teach at university in the future．
D． Grace received her education at home before 13．
A
Maps are pictures of places． You must have seen a map of the world， of your home country， and even of your home city． They show us towns， cities， roads， parks， schools， hospitals， and more．
There are also many other types（类型）of maps． Each gives a special kind of information． There are street maps， tourist maps， and even maps of the air and sea．
Here is a simple road map．
（1）Which is the biggest town on the map？
A． Greenton．
B． Bluetown．
C．Smalltown．
D． Bigtown．
（2）If you drive from Smalltown to Bluetown， which is the best way to choose？
A．M3
B．M13．
C．M23．
D．R67．
（3）What does the writer mainly want to tell us？
A．Ways to choose maps．
B．Ways to read maps．
C． Some types of maps．
D． The importance of maps．
It is nearly impossible to answer the question when or where baseball started． Several cultures created games which involve（涉及） hitting a ball with a bat and running． But there were several rules that made them quite different from each other． The game of baseball itself has improved over time and has several changes from its early version（版本）．
When did baseball start in the US？ As the legend goes， the game we know as baseball today was invented or at least built with an accepted set of rules by Alexander Joy Cartwright． As there is little proof（证据） that baseball was played in the United States before Alexander Joy Cartwright wrote up the rules of baseball， it has been formally accepted that Cartwright is， if not the biological， the most suitable father of baseball．
The legend further goes that baseball， which has grown to become a hugely popular game in the United States today， was invented in a famous Manhattan based club called the Knickerbockers． So the name for the rules set by Alexander Joy Cartwright was then called "the Knickerbockers Rules"． The first New York baseball team was called the New York Knickerbockers． Having created the rules， Cartwright was naturally the judge （裁判） for the first ever baseball game played in the United States base on the rules．
Cartwright's contribution（贡献） to baseball doesn't just end in setting the rules for the game． He is also known for popularizing the game and its rules over the United States． Cartwright． Who traveled to California during California Golf Rush， spread the knowledge of baseball pretty much at every stop on his way from New York to California．
Till about the late 1860 s， baseball was largely an amateur game until a Cincinnati club﹣the Cincinnati Red Stockings， which is known to almost all Americans﹣decided to recruit（招募） the best players for prize money． The first professional baseball league in the United States was the National Association of Professional Baseball Players， which was set up in 1871．
（1）From Paragraph 1 ， we can learn that baseball ．
A． is a game with a long history
B． is popular all over the world
C． has experienced some changes
D． had strict rules as it appeared
（2）According to the passage，which of the following is true about Cartwright？
A． He made baseball very popular in the world．
B． He made the rules for baseball．
C． He chose the judge for the first baseball game．
D． He was a famous baseball player．
（3）What does the underlined word "amateur" most probably mean in Chinese？
A． 常规的
B． 团体的
C． 激烈的
D． 业余的
（4）What does the writer's purpose of writing the passage？
A． To introduce the history of baseball．
B． To encourage people to play baseball．
C． To introduce the inventor of baseball．
D． To show people how popular baseball is．
（5）The passage is most probably taken from ．
A． a news report
B． a sport poster
C． a history book
D． a sports magazine
