The exchange_______ homes are in the UK. I want to take_______ to the Great Wall.
| A．students'; them | B．student's; their |
| C．students', theirs | D．student's; they |
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 |