—I'll ask the teacher about the attributive clause. I'm very puzzled about it.
—That's just ________ most of our classmates have doubt.
| A．what | B．why | C．where | D．how |
But for your help，I ________ the place.
| A．can’t find | B．can’t have found | C．couldn’t have found | D．haven’t found |
The teacher stressed again that the students should not _____ any important details while retelling the story.
| A．bring out | B．let out | C．leave out | D．make out |
______ mountains of homework，students today are busy with all kinds of activities.
| A．In addition to | B．In spite of | C．As long as | D．Instead of |
Steps must be taken _____ this kind of disaster will never happen again.
| A．because | B．even if | C．so that | D．as |
Jenny works hard as usual and it has _____. She got the first in the final exam again.
| A．showed off | B．paid back | C．paid off | D．turned up |