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【多选题】
我国最高国家权力机关的主要职权包括()。A.
立法权
B.
决定权
C.
任免权
D.
监督权
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举一反三
【单选题】Text 【C1】______Space Agency is planning to【C2】______a spacecraft to the planet Mars. The spacecraft will be called Mars Observer. The project was to have【C3】______place in 1990. But it has been postpo...
A.
America
B.
American
C.
America's
D.
Americans
【单选题】After several ______ attempts to send the missile into space, the spacecraft was finally launched successfully.
A.
abortive
B.
difficult
C.
experimental
D.
excellent
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