Whilehewasinvestigatingwaystoi

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While he was investigating ways to improve the telescope, Newton made______ discover which completely changed______man’s understanding of colour.

A．a…不填

B．a…the

C．不填…the

D．the…a

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The idea puzzled me so much that I stopped for a few seconds to try to _____.

A．make it out

B．make it off

C．make it up

D．make it over

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The man ____ of killing his family members was reported to have been taken to the police station

A．being suspected

B．suspecting

C．suspected

D．to be suspected

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School children must be taught how to deal with dangerous _____.

A．states

B．conditions

C．situations

D．positions

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____ happened to be no one in that house when the typhoon hit the area.

A．It

B．There

C．This

D．That

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_____, as long as I’m with nature, I don’t care.

A．However tough the voyage is	B．Whatever tough the journey is
C．However the voyage is tough	D．Whatever the journey is tough

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