A.At | B.on | C.To | D.In |
A.on ; on | B.with ; at | C.at ; with | D.at; at |
A.at times | B.in time | C.on time | D.at the same time |
A.in; in | B.on; in | C.in; on | D.at; on |
A.through; in | B.over; at | C.past; on | D.down; along |
A.to; at | B.to; to | C.at; at | D.at; to |
© 2017-2019 超级试练试题库,All Rights Reserved.