.There are over 58,000 rocky objects in__________ space,about 900 of which coul

题型：不详难度：来源：

.There are over 58,000 rocky objects in__________ space,about 900 of which could fall down onto earth.

A．the rhe

B．不填 the

C．the不填

D．a the

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举一反三

The visitors here are greatly impressed by the fact that_______ people from all walks of life are working hard for_____ new Jiangsu.

A．不填; a

B．不填;the

C．the; a

D．the; the

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It is known to all that ____ computer was invented in the USA.
A. that B. / C. the D. one

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As is known to all ,Xi’an was starting point of world – famous Silk Road.

A．/; /

B．a; a

C．the; /

D．the; the

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If you suffer an injury during ______ exercise, or if _______ pain or discomfort makes you think an injury is developing, stop right away and call me.

A．the; a

B．不填; the

C．an; the

D．不填; 不填

题型：不详难度：| 查看答案

You can’t see the___________ now for they are having a meeting at the moment.

A．editor-in-chiefs	B．by an hour
C．by hour	D．each hour

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