________ I"m mistaken, I"ve seen that tall man at a party before.A.IfB.AsC.Unle

________ I"m mistaken, I"ve seen that tall man at a party before.A.IfB.AsC.Unle

题型:不详难度:来源:
________ I"m mistaken, I"ve seen that tall man at a party before.
A.IfB.As
C.UnlessD.When

答案
C
解析
C 考察连词辨析。If如果,as因为;unless除非,如果不;when当…时;句义:如果没有错,我以前在晚会上遇见过那个高个子的男人。故C正确。
举一反三
Everything was placed exactly ________ it used to be before she left the laboratory.
A.whyB.when
C.whereD.though

题型:不详难度:| 查看答案
Just use this room for the time being, and we"ll offer you a larger one ________ it becomes available.
A.as soon asB.unless
C.as far as D.until

题型:不详难度:| 查看答案
To live with a high ideal is a successful life. It is not what one does, ________ what one tries to do, that makes a man strong.
A.norB.but
C.orD.and

题型:不详难度:| 查看答案
________ the civil service has its obvious advantages,it doesn’t necessarily suit everyone.
A.WhileB.Because
C.SinceD.When

题型:不详难度:| 查看答案
“He hasn’t got any hobbies— ________ you call playing games on computer a hobby.” Mr.Lin said.
A.IfB.Unless
C.WhenD.Since

题型:不详难度:| 查看答案
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