Now in order to __________ lungs, you have to start breathing deeply and cough more effectively.
| A．expand | B．examine |
| C．explore | D．explain |
If you keep practicing your son in football, he to be a famous player.
| A．wants | B．hopes | C．wishes | D．promises |
More high-rise buildings are being built now even in some small cities
space.
| A．in search of | B．in place of | C．for lack of | D．for fear of |
The secretary worked late into the night, a long speech for the
president.
| A．to prepare | B．preparing | C．prepared | D．was preparing |
— Hello, Kate! Nice meeting you here! Working again, are you?
— Yes, , if I want to pass the exams.
| A．I’ve got to | B．I’m used to |
| C．I must do | D．I have one way |
— Isn’t it hard to drive downtown to work?
— Yes, that’s why I to work by train.
| A．have been going | B．was going |
| C．have gone | D．will have gone |