Mike came late again. It is _____ of him to keep others waiting.
| A．normal | B．ordinary | C．common | D．typical |
_______, she is the sort of woman to spread sunshine to people through her smile
| A．Shy and cautious | B．Sensitive and thoughtful |
| C．Honest and confident . | D．Lighthearted and optimistic |
This classroom is __________ that one.
| A．three times bigger as | B．three times as big |
| C．three times the sizeof | D．as three times big as |
—What did you say to your sister? I saw her crying in the room.
— It _________ my fault. I just said hello to her when I met her, nothing else.
| A．must have been | B．can’t have been |
| C．oughtn’t to be | D．should have been |
—What about ____ book?
—It’s too difficult ____ book for beginners.
| A．the; a | B．a; a | C．a; the | D．the; the |
Everyone in this country should work hard and do what they can _____ against national smog.
| A．fight | B．fought | C．fighting | D．to fight |