【題目】Please don’t call me at the office ________ it’s really necessary.

A.ifB.unlessC.as ifD.except

【答案】B

【解析】

考查條件狀語從句。句意：除非真的有必要，否則請不要給我辦公室打電話。A. if如果；B. unless除非；C. as if好像；D. except除……之外。表示“除非”，故選B。

練習冊系列答案
相關習題

科目：高中英語 來源： 題型：

【題目】Good morning, and in case I _____ you, good afternoon, good evening, and good night!

A.won't seeB.wouldn't seeC.don't seeD.didn't see

查看答案和解析>>

科目：高中英語 來源： 題型：

【題目】This sort of clothing material, which feels soft, ______.

A.catches fire easilyB.is caught fire easily

C.is easy caught fireD.is easily to catch fire

查看答案和解析>>

科目：高中英語 來源： 題型：

【題目】When and where we shall bulid a larger home for the aged ________ to be discussed by the local government.

A.remainsB.remainC.is remainedD.are remaining

查看答案和解析>>

科目：高中英語 來源： 題型：

【題目】The radio set _____ last week has been out of order.

A.I boughtB.I bought itC.which I bought itD.what I bought

查看答案和解析>>

科目：高中英語 來源： 題型：

【題目】He had wonderful childhood, _____with his mother to all corners of the world.

A.travelB.to travelC.traveledD.traveling

查看答案和解析>>

科目：高中英語 來源： 題型：

【題目】Jack had planned to visit his grandparents last weekend, but an emergency _____ and he had to reschedule.

A.should come upB.had come upC.came upD.would come up

查看答案和解析>>

科目：高中英語 來源： 題型：

【題目】Because of the poor defence work, the flood overflowed the riverbanks, ________ frequently happened in that area last decade.

A.as itB.whichC.itD.such

查看答案和解析>>

科目：高中英語 來源： 題型：

【題目】I didn’t hear the phone. I ___ asleep.

A.must beB.must have been

C.should beD.should have been

查看答案和解析>>

同步練習冊答案