The chemistry teacher required the students _______ more attention _______ the

The chemistry teacher required the students _______ more attention _______ the

题型:不详难度:来源:
The chemistry teacher required the students _______ more attention _______ the lab clean.
A.to pay, to keepB.to paying, to keepingC.to pay, to keepingD.paying, keeping

答案
C
解析

举一反三
“Is your car equal _______ hers in speed?” “No, mine is faster. But my old one equals _______ hers in speed.”
A.to, toB.不填, 不填C.to, 不填D.不填, to

题型:不详难度:| 查看答案
After a quick dinner, they set off ______ car and made ______ the nearest town.
A.by, toB.in, toC.by, forD.in, for

题型:不详难度:| 查看答案
Let’s walk over——the sun.
A.inB.toC.underD.by

题型:不详难度:| 查看答案
—What do you want those old boxes?
—To put things in when I move to the new flat.
A.byB.forC.ofD.with

题型:不详难度:| 查看答案
I can"t use your pen, ___ there is no ink in it.                  
A.forB.whenC.ifD.whether

题型:不详难度:| 查看答案
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