Rockets with one stage are called step rockets. [ ] A.better thanB.farther than
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Rockets with ________ one stage are called step rockets.
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A.better thanB.farther thanC.longer thanD.more than
试题答案
答案:D
提示:四个选项均为比较级形容词构成的短语,A、B、C、D项的短语意思分别为“好于”、“远于”、“长于”、“多于”.根据航天常识可知这句意为“多于一级的火箭称为多级火箭”. |