题目内容
155. In Beijing volunteers are making use of every minute to ______ their foreign languages because volunteers must pass a written test and an interview.
A.polish up |
B.take up |
C.put up |
D.make up |
A
【解析】略
|
题目内容
155. In Beijing volunteers are making use of every minute to ______ their foreign languages because volunteers must pass a written test and an interview.
A.polish up |
B.take up |
C.put up |
D.make up |
A
【解析】略
|