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内分泌细胞分泌的高效能活性物质被称为 。
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【单选题】_____ it's a little bit hard for some of us to imitate the standard English accent, we still communicate with foreigners very well. [     ]
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【单选题】—Which sport is the most popular in the US? —It’s hard to say．It largely ______ what you mean by “popular”?
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belongs to
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【单选题】It's hard for us.
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【单选题】How about _____ to the cinema on Saturday? [     ]
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will go
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C.
to go
D.
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【单选题】He is such a busy man that it’s hard for him to________ enough time to meet us at the airport.
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offer
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spare
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prepare
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order
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【单选题】How about _____ to the cinema on Saturday? [     ]
A.
will go
B.
go
C.
to go
D.
going
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【单选题】He is such a busy man that it’s hard for him to________ enough time to meet us at the airport.
A.
offer
B.
spare
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prepare
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order
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【单选题】苏宏兴第二次养猪的品种是什么
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