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【单选题】

I’m glad to see that you ________ a lot of progress since I ________ you last.

A.
will make; have met
B.
have been ; met
C.
had made; met
D.
have made; meeting
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参考解析:
.
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举一反三

【单选题】下列哪一条食物链能够成立(  )

A.
植物→鹿→羚羊→山鹰
B.
植物→鼠→蛇→山鹰
C.
阳光→草→兔→狐
D.
田鼠→蛇→山鹰