问题

Waste paper is collected ______ recycling. [ ]
A: by
B: as
C: for
D:from
B: as
C: for
D:from
正确答案是:
同类题型
He had a burning ________ to win back the teacher’ s confidence in him.
This sentence is too hard _____________ me understand.-Don’t worry. Let me explain it you. [ ]
Diaoyu Island belongs to China.—Surely it does! We Chinese will neverit up.
What did the teacher_____ Mary to_____ at the meeting yesterday?[ ]
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