问题

______do you improve your speaking skills—-By _____ with groups.
A:How , working
B:How, work
C:What, working
D:What ,work;
B:How, work
C:What, working
D:What ,work;
正确答案是:
同类题型
More sheep by the farmer since two months ago.
Where is Xiao Wang–I don’t know. He__________ be in thelibrary.
_____these interruptions, the meeting would have finished earlier.[ ]
I’m simply ________ the country life.It’s too boring.
Xi’an is really a fascinating city and we’ve decidedto stay for two weeks.