The exhibition tells us we should do something to stop air pollution.
| A．where | B．why | C．what | D．which |
A stranger ___ his room without his permission.
| A．broke up | B．broke out | C．broke into | D．broke down |
Let’s congratulate you ___ your success in every aspect of life and drink ___ it.
| A．on… to | B．to….on | C．to…..to | D．on….on |
Suddenly I met a friend of ___ and we said hello to each other .
| A．his | B．her | C．my | D．your |
The concert he played sounded ___.
| A．well | B．wonderfully | C．excited | D．wonderful |
Where’s he? He ___ on the phone.
| A．has wanted | B．wants | C．is wanted | D．is being wanted |