问题

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

正确答案是：

同类题型

Mr Smith is said to have retired and he isliving in the country now —- Yes He ________ in our factory for 35 years! Whata good worker!

If we_________ sunlight_________ a dry leaf with a piece of glass, it may start burning.

_____________ –We went to summer camp in the countryside.

None of them knew what happened they watched the news on the Internet.

He __________ his post because he had been offered a better job.