China’s Beidou global satellite navigation system will have been completed by 20
题型:不详难度:来源:
China’s Beidou global satellite navigation system will have been completed by 2020, ____ of more than 30 satellites.A.consisting | B.consisted | C.to consist | D.consists |
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答案
A |
解析
试题分析:考察分词做定语。当分词做定语的时候,如果动词与名词构成主动关系,就使用现在分词做定语。如果动词和名词构成被动关系就使用过去分词做定语。句意:中国的北斗全球定位系统将会在2020年之前完成,这个系统由30多颗卫星组成。动词consist of与前面的名词构成主动关系,故使用现在分词的形式。故A正确。 点评:当分词做定语的时候,如果构成分词的动词与名词构成主动关系,就使用现在分词做定语;当二者构成被动关系,使用过去分词做定语。单独的一个分词做定语要放在名词的前面,分词短语做定语要放在分词的后面。 |
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