30.They ______ be at home. You see, the door is locked from the outside.
| A．can’t | B．may | C． must | D． mustn’t |
When I got home, I _____ I had left my wallet in the taxi
| A．was realizing | B．realized | C．have realized | D．would realize |
The two men are so alike that strangers find _____ difficult to tell one from the other.
| A．it | B．them | C．her | D．that |
As is known to all, _____USA is _____ biggest developed country in the world.
| A．the; 不填 | B．不填; the | C．the; the | D．不填; 不填 |
从每小题的A、B、C、D四个选项中，找出其划线部分与所给单词的划线部分读音相同的选项。north
| A．that | B．worth | C．neither | D．clothes |
custom
| A．measure | B．upstairs | C．respect | D．sugar |
question
| A．situation | B．suggestion | C．invitation | D．attention |
head
| A．agreement | B．leap | C．feature | D．measure |
honest
| A．husband | B．habit | C．hour | D．hurricane |
His name was Tony and he seemed ____ like a human ____ a machine.
| A．such； than | B．more； than | C．so； than | D．more； then |