The meeting had been on for half an hour _______ Miss Yang turned up.A.whileB.A

The meeting had been on for half an hour _______ Miss Yang turned up.A.whileB.A

题型:不详难度:来源:
The meeting had been on for half an hour _______ Miss Yang turned up.
A.whileB.AsC.UnlessD.before

答案
D 
解析
考查从句中连词的选择。此处有“在—之前”。
举一反三
I had walked a few steps _______ I realized that I was lost in the thick fog.
A.unless B.BeforeC.WhenD.since

题型:不详难度:| 查看答案
________ the plan has been made, let’s get down to ________ it out.
A.Now that; carryB.Because; carry
C.Since; carryingD.Now; putting

题型:不详难度:| 查看答案
It knowledge is power,      Sir Francis Bacon wrote in 1579,      perhaps creativity ca be described as the ability to use that power.
A.what; andB.as; then
C.which; andD.that; then

题型:不详难度:| 查看答案
The news       is spreading around the airport is        a heavy storm is coming.
A.what; /B.that; thatC./; thatD.that; which

题型:不详难度:| 查看答案
.A computer is so useful a machine ________ we can use everywhere.
A.thatB.whichC.asD.what

题型:不详难度:| 查看答案
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