A.as with | B.as for | C.as to | D.as when |
A.at home | B.at a loss | C.in public | D.in common |
A.at one time | B.at a time | C.at times | D.at the same time |
A.while | B.before | C.because | D.because of |
A.On average | B.According to | C.In average | D.Instead |
A.of | B.to | C.into | D.out of |
© 2017-2019 超级试练试题库,All Rights Reserved.