题目内容
They have made medicine from a new plant _____a cure for fever.
A.used it as |
B.using as |
C.and used as |
D.used as |
【答案】
D
【解析】略
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题目内容
They have made medicine from a new plant _____a cure for fever.
A.used it as |
B.using as |
C.and used as |
D.used as |
D
【解析】略