A lunar probe-Chang’e-2_______ as much as 2 tons was sent up into space on Octob

题干

A lunar probe-Chang’e-2_______ as much as 2 tons was sent up into space on October12010.

A．weighing	B．weighed
C．to be weighed	D．being weighed

上一题下一题 0.64难度单项选择更新时间:2012-07-10 08:13:46

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