Many people can not learn any lessons from the mistakes____they get hurt somehow.?  
A．whetherB．unlessC．ifD．when?
B?
 考查狀語從句。根據(jù)句意，此處有“除非—否則，如果---不”，可知用unless，其他不符合。
練習冊系列答案
相關習題

科目：高中英語 來源：不詳 題型：單選題

Hearing his words ,I couldn’t decide         or remain .
A．whether to go abroad B．if I go abroad
C．if to go abroad D．to go abroad

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

People in Chongqing are proud of       they have achieved in the past ten years.
A．thatB．which
C．whatD．how

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

____ we can’t remove our troubles in life for ever,we can leave them behind when we are on vacation.?
A．WhenB．While
C．UnlessD．Until?

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

It has been many years since I was last in London_______I still remember something that happened during that visit.
A．andB．forC．butD．as

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

Stand over there ___ you’ll be able to see the oil painting better.
A．butB．till C．andD．or

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

One of the men present held the opinion ________ the book said was wrong.
A．what thatB．whatC．thatD．that what

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

He didn't tell us the truth ___ elevent o’clock last night.
A．untilB．unlessC．sinceD．for

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題


28. You can’t complain of being lonely____you don’t make any effort to communicate with others.
A．whenB．until C．unlessD．Once

查看答案和解析>>

同步練習冊答案