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It’s ten years since the scientist on his life’s work of discoverig the valuable chemical. A. made for B. set out C. took off D. turned up 查看更多

 

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—Hurry up, Michael! It’s ten to three.

—Goodness me! The class_______. I’ll be late again.

A. must begin      B. may begin      C. should have begun       D. must have begun

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—It is the first time that I ________ here in Hong Kong.

—What great changes!It’s ten years since I ________here last time.

Ahave been;came???????????????????? Bhave beenhave come

Camcame?????????????????????? ???? Dwas;have been

 

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 It’s ten years since the scientist ____ on his life’s work of discovering the valuable chemical.

A.made for          B.set out            C.blocked out        D.turned up

 

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—It is the first time that I ________ here in Hong Kong.

—What great changes!It’s ten years since I ________here last time.

A.have been;came   B.have been;have come  C.am;came  D.was;have been

 

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