根据句意和汉语注释，写出单词的正确形式。The children are too young to sit __________(从头到尾) a concert(音乐会).
_________(物理) is a little difficult, but it is very useful.
At first, we spent much time ___________(讨论) the project with the famous engineer.
Do you want to go to any __________ (外国的) countries in the future?
看家谱图，填入恰当的单词将短文补充完整。
I have（有）a good friend. His name is Jim. There are（有）nine people（人）in his family. His have two sons, his
and his
. His parents have two
and two
. The two girls are Gina and Jane, and the two boys are Jim and Eric. So Jim has（所以吉姆有）two sisters and brother. Jim loves his family. His family love him, too.
根据括号内的汉语提示，完成句子。My brother plays ping-pong ball （每一）day.
Miss Yany is our （数学）teacher. I like her.
This （图画）is very nice.
These tapes are very interesting. I need （他们）.
My uncle has a （电脑）.
What is your （家庭）name?
Does your son have （八）erasers.
I can （拼写）“学校”in English.
Her friends don’t （知道）the answer to this question.
A：Are your （朋友）teachers（老师）? B：No, they aren’t.
请根据句意或括号中的中文提示、英文释义，写出句中所缺单词，使句子通顺。I was good at all the ________________ except physics when I was at school. I still think it is difficult now.
As a host, she has many duties, but her main job is to _________ (介绍) the pop stars.
Don’t run _____________ (穿过)the road when the traffic lights are red. It’s dangerous.
Nowadays, some people become ___________ (unable to hear at all) because of noise pollution.
Most students feel ________ (tired and unable to relax) and angry from time to time because their parents are strict with them.
______________(熬夜) too much is not good for our health.
Shall we invite the famous singers to our food ____________(节日)？
The pollution in this town used to be very serious, people _____________ saw the blue sky ____________(既不……也不) breathed fresh air.
Yu Dan ________________ (被看作) one of the best speakers in our country.
We should study hard and _________________(为……作贡献) to our country in the future.
Now many students have become crazy about c 78cards in my school. Some have been collecting them 79about three years. After one gets card, he will 80(分享)it with his friends. Many students are so addicted (上了瘾的) to it that they have changed a lot. Some students even play with the cards in class. So they have fallen behind in their 81.
The card is i 82as a gift in the bag of some food. T 83, to get these cards, many students try their best to ask for 84from their parents. I hear Tim and Tom have already collected more than one t 85cards from stores or their friends. 86is not long for them to collect a lot of cards. But without good care, the cards can be taken away easily by other collectors. So many students fight with each other for the cards.
I suggest that as a student, we shouldn’t be too fascinated(感到，着迷的) in collecting cards 87longer. Study hard and become a good host of the future!