The teacher asked the two students to discuss the question in a low voice______ they should bother the others.
The famous reporter, who is said to have gone back to America last year, _____in China for almost twenty years.
The new method Mr.Wang has been devoted to _____ effective.
Whom would you rather _____ with you, Wang or Zhang?
This party is _____ a success _____ the famous actress's absence.
------ I'm sorry to interrupt you, Sir.May I ask you a favor? ------ yes, _____.