My chest _______ when I make a deep breath, doctor.
| A．harms | B．hurts | C．wounds | D．injures |
Don’t you think it essential that every resident of Guangzhou spare no effort to make contributions to the 16th Asia Games?
| A．should | B．will | C．shall | D．would |
Misunderstandings from lack of social communication, unless properly，may lead to serious problems．
| A．arisen；handling | B．arising；handled |
| C．rising；handled | D．risen；handling |
___________ I am willing to go, I would like it better if you went.
| A．How | B．Where | C．While | D．If |
. He removed the tree ____________ it was the best in the ground.
| A．when | B．if | C．because | D．as |
. The young man，who by then admission to university，decided to do some part-time jobs to gain more practical experience．
| A．gained | B．was gaining | C．has gained | D．had gained |