It’s too cold .You had better ______your coat.
| A．don’t take off | B．not take off | C．don’t put on | D．not put on |
It ____ me nearly two hours to finish my homework yesterday.
| A．spent | B．used | C．paid | D．took |
When the teacher walked into the classroom, the students ____ at once.
| A．stopped to talk | B．stopped talking |
| C．stop to talk | D．stop to talking |
He speaks English ____ than any other student in his class.
| A．good | B．well | C．better | D．best |
Liu Xiang is regarded ____ one of the best runners in the world.
| A．as | B．like | C．for | D．with |
____ are you going to be ____ you grow up?
| A．What, while | B．What, when |
| C．When, how | D．When, what |