China has in producing clones of cows and goats, and continues to research ways can benefi

发布时间:2020-08-17 05:35:08

China has      in producing clones of cows and goats, and continues to research ways            can benefit mankind.
A. resulted ; that
B. succeeded ; /
C. succeeded ; that
D. resulted ; in which

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(答案→)A. resulted ; that
B. succeeded ; /
C. succeeded ; that
D. resulted ; in which
解析:result in 结果是---,以---为结果;succeed in 在某方面取得成功。由后面的继续研究可知,这只是阶段性的结果,并非成功,故应为result in。第二个空是定语从句,先行词为ways,而定语从句缺少主语,故应为that,且不能省略。句意为:中国产生出了科隆牛和科隆羊,继续研究有益于人类的方法。
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