第7题: [单项选择]The best title for this passage would be ______ A. Human Space Exploration B. A New Craft Would Replace Shuttles C. Space Launch Initiative D. Orbital Space Plane 参考答案:A 答案解析:整篇文章都在叙述人类对太空的探索。B,C,D项都不能全面地概括本文。故答案A。
第22题: [单项选择]When the speaker says that he "put that project on ice", he means that he ______. A. put it in the refrigerator B. gave up on it completely C. took a rather cold attitude towards it D. put it aside until later 参考答案:D 答案解析:[注释] 词组put.…on ice为俚语,意为:“延迟、暂搁”。