题目内容：

There are a lot of reasons _______ pollution,such as factory wastes,andtrees cutting.   
 A) of              B)  in              C)  for             D)  at  
Who is _________ of the twins?
A)younger      B)the younger C)youngest   D) the youngest 
How long will your boss be ________?
A)away           B)far              C)back             D)of 
No agreement was reached in the discussion as neither side would give way to _________?
A)the other    B)any other    C)another       D)other 
Maybe I'll fall asleep before my father gets home.fall asleep means__________?
A)go to bed  B)go to sleep   C)feel sleepy  D)have a rest

优质解答

A

reason of 意思是.的原因

A

两者之间用比较级,比较级之前不加the

A

be away 意思胡 离开

A

两者中的另一个,用the other

B

fall asleep 意思是睡着

追问：

1,2,4错了

追答：

你参考一下其他人的答案吧