Mr. Alcott, headmaster of the school, refused to accept made by the Students' Union.
| A．either | B．neither | C．any | D．none |
Linda gave us a vivid _____ of her trip to Mount Lu after her return.
| A．account | B．explanation | C．imagination | D．direction |
On April 1, Jim tried to play a trick ______ his teacher but the teacher wasn’t taken _____.
| A．by; on | B．in; in | C．on; in | D．on; on |
Many children seldom communicate with adults, ________ it difficult for their parents to know what they are thinking about.
| A．making | B．makes | C．to make | D．made |
The headmaster demanded all the teachers ______ in the office.
| A．mustn’t smoke | B．did smoke |
| C．should smoke | D．not smoke |
—How was that?
—I was chatting on line ______ the power went out.
| A．because | B．while | C．as | D．when |