Question

Crocodiles (鱷魚) 1       their eggs and leave them under leaves or sand. Baby crocodiles use their teeth 2        their way out of the shells (殼) .

Crocodiles only live 3        it is hot. They are found in Australia 4        America. They spend most of 5       time lying around in the rivers. The crocodile's long tail 6        when the animal is swimming. It is an excellent weapon (武器) .It 7       be used to strike (打擊) the 8       . One blow will knock 9       a man or even a big animal at 10       . The crocodile has a hard neck. It cannot turn its 11        from side to side and so it can 12        see in front of itself. The crocodile has its teeth 13        by the crocodile bird. For its food this bird takes the bits in the crocodile's mouth. This helps the crocodile a lot 14        it cannot move its tongue up and down. 15       its terrible teeth it catches its food. The food may be a fish,an animal,or even a careless man.

(   ) 1. A. lay   B. lie   C. lain   D. lying

(   ) 2. A. to feel   B. to turn   C. to break   D. to rush

(   ) 3. A. when   B. while   C. where   D. if

(   ) 4. A. as   B. and   C. but   D. so

(   ) 5. A. its   B. hot   C. their   D. cold

(   ) 6. A. is used   B. for help   C. very useful   D. be helpful

(   ) 7. A. should   B. can   C. need   D. must

(   ) 8. A. friend   B. enemy   C. student   D. family

(   ) 9. A. soon   B. far   C. up   D. down

(   ) 10. A. most   B. best   C. once   D. worst

(   ) 11. A. tail   B. head   C. eyes   D. body

(   ) 12. A. not only   B. still   C. even   D. only

(   ) 13. A. pulled   B. cleaned   C. taken   D. brushed

(   ) 14. A. because   B. so   C. if   D. whether

(   ) 15. A. Under   B. Between   C. For   D. With

Answer 1

這篇文章主要講述了鱷魚的生活習(xí)性，你也許會感嘆：大自然太神奇了！如果鱷魚沒有長長的尾巴，它拿什么作武器？如果鱷魚能轉(zhuǎn)動它的舌頭,那鱷魚鳥怎么生存？ .

1. A lay eggs產(chǎn)卵，下蛋l(fā)ay—laid—laid。

lie躺，位于lie~lay―lain ,說謊lie―lied―lied。

2. C小鱷魚破殼而出。

3. C鰐魚住在熱的地方。 where引導(dǎo)地點(diǎn)狀語從句。 

4. B

5. C與前面的They對應(yīng)。

6. A被用來。其他的選項(xiàng)有語法錯誤。

7. B can表示一種能力，意為它的尾巴能用來攻擊。

8. B敵人。

9. D knock down撞倒。

10. C at most最多，at the best處于最佳狀態(tài)，at once立刻，馬上。根據(jù)意思應(yīng)為"立刻把一個大的動物擊倒"。

11. B根據(jù)上文脖子硬，那當(dāng)然是頭不能轉(zhuǎn)動，而不可能是尾巴，眼睛或身體。

12. D而頭不能轉(zhuǎn)動，就意味著只能看前方的東西。

13. B have sth. done讓某事被做。

have its teeth cleaned讓鱷魚鳥給它清洗牙齒。

14. A根據(jù)上下文之間的聯(lián)系，這里是陳述對它有幫助的原因，因此用be_Cause。

15. D固定搭配，意為"用牙齒"。