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The famous scientist was going out he found himself surrounded by lots of young people. A. when B. before C. while D. after 【查看更多】

 

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   The famous scientist was going out _____ he found himself surrounded by lots of young people.

A．when

B．before

C．while

D．a(chǎn)fter

 

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     The famous scientist was going out _____ he found himself surrounded by lots of young people.

A. when     B.before       C. while     D. after

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   The famous scientist was going out _____ he found himself surrounded by lots of young people.

A．whenB．beforeC．whileD．a(chǎn)fter

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