22. —Mr. Smith _____ in Russia for 10 years. —No wonder he can speak Russian fluently and now teaches Russian in a Chinese college.had stayed B. has stayed C. stayed D. stays
It's time I __________ home. My mother should be waiting for me for dinner now.
He is a foreigner and he is not accustomed __________ like that while he is in China.
After a number of disagreements with the committee, the chairman decided to __________.
What surprised me was not what he said but __________ he said it.
-I don't like the way __________ he speaks to you. -I share the idea with you.