—Theterribleaccidentisunderinv

—The terrible accident is under investigation.
—Actually, quicker action _________ those workers trapped in the mine.

A．might have saved

B．must have saved

C．should have saved

D．could have saved

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相关试题

--- Can you help me search for some information from your computer?
--- _______, but I must finish my homework first.

A．I’d love to

B．I’m afraid not

C．Certainly not

D．Never mind

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The box is so heavy that he cannot lift it. _______, he is only a ten-year-old child.

A．In all

B．Above all

C．At all

D．After all

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--- Is this book familiar ______ you? --- Sure. I am also familiar ______ its writer.

A．to; to

B．with; with

C．to; with

D．with; to

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The place _______ I visited last summer is just the place _______ I spent my childhood.

A．that; that

B．that; where

C．where; where

D．where; that

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The machine has ______ again; I think we’d better buy a new one.

A．broken off

B．broken up

C．broken into

D．broken down

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