The meeting _________ by the time I got there yesterday.
| A．was on | B．has been on | C．had begun | D．has begun |
The old man ___ a blue sweater is our new headmaster.
| A．with | B．in | C．on | D．into |
___ the beginning of the meeting, the president made a speech ___ how to reduce pollution.
| A．at; in | B．at; on | C．in; on | D．on; on |
This beautiful skirt ____________ of cotton.
A. is made from B is made of C. makes from D. makes of
This problem is so tough that they can’t find the ____.
| A．way | B．way out | C．way off | D．way in |
________! Said the teacher angrily.
| A．Shut down | B．Shut out | C．Shut in | D．Shut up |