Please us of the latest statistics of import and export commodity inspections．

A． keeD…informing

B． keep…to have informed

C． keep…having informed

D． keep…informed

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参考答案

Please keep us informed of the latest statistics of import and export commodity inspections请告知我方最新的统计数据的进出口商品检验

1 The materials the instrument is made are allcollected from China．

A． of which

B． in which

C． to which

D． at which

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2 Partv A provides machines and equipmmit __________Party B．

A． with

B． for

C． to

D． on

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3 The reason for his success is __________ he worked hard．

A． whv

B． that

C． because

D． for

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