It Yang Liwei about 21 hours the earth 14

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It ________ Yang Liwei about 21 hours ________ the earth 14 times in his spaceship.
A.spent; circling B.took; travelling C.spent; to travel D.took; to circle

答案D 此题题眼为It,在此处做形式主语,真正的主语是后面的动词不定式,即It take sb.some time to do sth.,与sb.spent some time (in) doing sth.同义,类似的用法还有It is+adj.+to do sth.,如：It's necessary for us to learn.查看原帖

It ________ Yang Liwei about 21 hours ________ the earth 14 It took Yang Liwei about 21 hours to circle the earth 14 tim 选择填空 Yang Liwei ()about 21 hours in ()around the earth 14 ti yang liwei is flew around the earth ________(持续) about 22 ho Yang (liwei`s) (飞行)around the earth(持续) about 22hours yang liwei's around the earth lasted about 22 hours同义句 Yang Liwei's flight around the Earth _______about 22 hours Yang liwei,the frist Chinese astronaut（）about 22 hours（）arou It___Yang Liwei about 21 hours____the earth 14 times in his After Yang Liwei succeeded in circling the earth,______ our Yang Liwei flew around the Earth 发生时间英语翻译YANG Liwei spent about twenty-one hours in space .he mad