Don’tyourealizethethesechemica

Don’t you realize the ________these chemicals are doing to our environment?

A．shelter	B．track
C．damage	D．ouline

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相关试题

Through the window，we can see his large house________.

A．in a distance	B．at a distance
C．in the distance	D．at the distance

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Mr.Smith as well as two of his students ________ the experiment with care at the moment.

A．is doing

B．are doing

C．does

D．do

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A lot of banks are ________ to the new electronic system because it's more efficient.

A．switching on	B．switching off
C．switching over	D．switching from

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The role that women have been ________ in human history is of great importance.

A．coming

B．doing

C．playing

D．making

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Tsinghua University, in 1911, is home to a great number of outstanding figures.

A．found	B．founding
C．founded	D．to be founded

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