He __________present at the meeting this morning; he is on a business trip this week.
| A．can’t have been |
| B．mightn’t have been |
| C．mustn’t have been |
| D．needn’t have been |
Many people like white color as it is a ________ of purity.
| A．symbol | B．sign | C．signal | D．example |
All the teachers are against the idea to ________the new teaching building beside the sports ground.
| A．find | B．set | C．locate | D．build up |
An old friend of mine called me up this morning,but he refused to tell me his present ________.
| A．home | B．place | C．where | D．whereabouts |
Mr Hiward,a man ________himself Dan came to see you this morning,and left you a message here.
| A．called | B．calling | C．was called | D．calls |
Everyone shouts“Kill it！”when a rat is seen to run________the street.
| A．along | B．over | C．across | D．cross |