To be a good teacher, you ___ be able to hold the attention and interest of your students.
A. must B. may
C. can’t D. needn’t
Bobby didn’t have dinner ___he finished designing the plans.
A. while B. if
C. until D. since
During the summer holidays, the girl practised ___ the piano for three hours every day.
A. play B. plays
C. to play D. playing
Nowadays most of the Chinese have decided ____ a trip to Malaysia.
A. don’t take B. not to take
C. not take D. won’t take
The students ___ to check the answers by discussing with others just now.
A. ask B. are asked
C. asked D. were asked
–I called you this time yesterday, but there was no answer.
---Oh, sorry. I ___ coffee in the café with my neighbor.
A.am having B. was having
C. had D .would have
