单项选择题

Astronauts are ______ all kinds of tests before they are actually sent up in a spacecraft.

A．inclined to
B．subjected to
C．prone to
D．bound to
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单项选择题
She refused to______ the door key to the landlady until she got back her deposit.
A．hand in
B．hand out
C．hand down
D．hand over
单项选择题
A．China will send three people into space in a week.B．Three Chinese astronauts will spend a week in space.C．The Shenzhou Ⅵ will be launched next year.D．Shenzhou Ⅴ circled the earth for two days.
A．China will send three people into space in a week.
B．Three Chinese astronauts will spend a week in space.
C．The Shenzhou Ⅵ will be launched next year.
D．Shenzhou Ⅴ circled the earth for two days.
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