With the development of modern technology, digital devices(数码设备) have been seen everywhere. People often check what is (1)h in the world on the Internet, keep in touch with friends through emails, or even start to read e﹣books. (2)H , many people still prefer paper books to e﹣books because they think that brains work (3)b when reading paper books.
Now, some scientists have come up with some (4)d ideas. They believe how brains work is not greatly affected by the way people read, but depends on the following factors(因素). They (5)i the type and content of reading materials, the (6)p of reading. etc. When people read for entertainment, like news about star families or (7)f stories, reading paper books or e﹣books makes no difference. When people read to gain (8)k about science, reading paper books is more helpful. Brains need longer to deal with harder problems. Usually, taking notes by (9)h on paper books takes longer than typing(打字) notes out on digital devices. So it's (10)e for you to remember key points when you read paper books. Next time, when you read e﹣books about science, just remember to slow down and give your brain more time.
You may think there is only sand in the desert(沙漠) of the world,(1) it is not true.In the desert,as we know,there is a little(2) ,but it is not(3) for most plants.Still we can see some plants live in the desert.
There is(4) in some places in the deserts.We call these places oases(绿洲).In the oases,there are villages and towns.People grow all kinds of eropa in the fields there.
People(5) live outside the oases.They have camels,sheep and other animals.These animals depend on the desert plants for their food and do not need (6) water.
The aninmals are useful to the desert people in many ways.They eat the meat and drink the milk of the animals.They use the camels for carrying water,food,and something else.
The people of the desert have to keep moving from place to place.They must always (7) _ grass or desert plants for their animals.When there is no more food for their animals,they move to (8) place.The desert people are(9) .No man in the desert would ever(10) to help the people in trouble and give them food and water.
(1)A. and |
B. but |
C. or |
D. so |
(2)A. rain |
B. rains |
C. wind |
D. winds |
(3)A. well enough |
B. enough well |
C. good enough |
D. enough good |
(4)A. sand |
B. plants |
C. woods |
D. water |
(5)A. also |
B. too |
C. either |
D. still |
(6)A.a little |
B. too many |
C. too much |
D. some |
(7)A. look at |
B. look for |
C. look up |
D. look after |
(8)A. other |
B. the other |
C. others |
D. another |
(9)A. well |
B. friend |
C. friendly |
D. carefully |
(10)A. agree |
B. refuse |
C. promise |
D. want |
A B
(1)Have a good time! A. At the crossing.
(2)How is the weather today? B. Thank you!
(3)I have got the driving license. C. No problem.
(4)Where did the accident happen? D. Congratulations!
(5)Could you please help me with the work? E. Cold and windy.
Where they (meet)tomorrow?
(turn)left at the second crossing,and then you'll find the supermarket.
Listen! Someone (sing)next door.