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> The country has already sent up three unmanned spacecraft, the most recent _____ at the end of last
The country has already sent up three unmanned spacecraft, the most recent _____ at the end of last
题目简介
The country has already sent up three unmanned spacecraft, the most recent _____ at the end of last
题目详情
The country has already sent up three unmanned spacecraft, the most recent _____ at the end of last March.
A.has been launched
B.having been launched
C.being launched
D.to be launched
题型:单选题
难度:中档
来源:不详
答案
B
句意为:这个国家已经发射了三艘无人驾驶宇宙飞船,最近的一艘于去年三月底发射。A项使后半部分成为一个分句.但两个分句之间无关连词,故排除;B项表示该动作已
被完成;C项表示该动作正在被完成;D项表示该动作将要被完成.从时间状语可知.答案应该选B。
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题目简介
The country has already sent up three unmanned spacecraft, the most recent _____ at the end of last
题目详情
The country has already sent up three unmanned spacecraft, the most recent _____ at the end of last March.
答案
被完成;C项表示该动作正在被完成;D项表示该动作将要被完成.从时间状语可知.答案应该选B。