—Where’s that report?—I brought it to you __________ you were in Mr. Black’s of

—Where’s that report?—I brought it to you __________ you were in Mr. Black’s of

题型:不详难度:来源:
—Where’s that report?—I brought it to you __________ you were in Mr. Black’s office yesterday.
A.ifB.when C.becauseD.before

答案
B。
解析
将四个选项逐一填入空格处,只有填when时,意思最通顺。句意为:当你昨天在布莱克先生办公室时我就带给你了。
举一反三
You will be successful in the interview __________ you have confidence.
A.beforeB.onceC.untilD.though

题型:不详难度:| 查看答案
Most birds find it safe to sleep in the trees, but __________ they have eggs or young chicks, they don’t use a nest.
A.whyB.howC.unlessD.where

题型:不详难度:| 查看答案
He was told that it would be at least three more months __________ he could recover and return to work.
A.whenB.beforeC.sinceD.that

题型:不详难度:| 查看答案
I won’t call you, __________ something unexpected happens.
A.unlessB.whetherC.becauseD.while

题型:不详难度:| 查看答案
__________ he had not hurt his leg, John would have won the race.
A.IfB.SinceC.ThoughD.When

题型:不详难度:| 查看答案
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