--When __________you __________to cough?--Two days ago.A. do; begin B. did ;began C. did ;begin
It is_______that______ the students in my class is 60 and ______ students like sports.
We’re happy that our country has developed ______ these years than before.
—Don’t smoke here,Dad. Smoking in public places. . —Oh ,sorry. I’ll stop right now.
It’s not fine today. You’d better ____ out. Why ___ stay at home watching TV?
These________look up to ten ________.