I’m not sure ______ he will come tomorrow.A. that                    B. if      

I’m not sure ______ he will come tomorrow.A. that                    B. if      

题型:不详难度:来源:
I’m not sure ______ he will come tomorrow.
A. that                    B. if                  C. when
答案
B
解析

试题分析:句意:我不确定是否他明天来。A. that没有意义; B. if是否; C. when什么时间。根据tomorrow这里是if引导的宾语从句可以用将来时,根据句意故选B。
举一反三
--- Why do you like playing ping-pong?
----        it’s interesting.
A. Because           B. favorite         C. but
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—_________ is your sister? — The girl on the right wearing blue jeans.
A.WhereB.WhoseC.WhatD.Which

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My brother has been teaching ________ he was 21 years old.
A.whenB.ifC.forD.since

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_____ it was very cold, _____ my friend still went swimming   in Jialing River this morning.             
A.Although;/B.Although; butC.But; althoughD./;although

题型:不详难度:| 查看答案
—Oh! I failed again.
—Don’t lose heart. One more effort (努力), _________ you will succeed.
A.so thatB.sinceC.howeverD.and

题型:不详难度:| 查看答案
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