[单选题]He()that he could create live fish out of chemicals.

A

demanded

B

asserted

C

argued

D

announced

正确答案:B
题目解析

demand“需要,请求”;assert“坚持,声称,断言”;argue“争论,辩论”;announce“宣布,通告”。句意:他坚持认为他可以用化学物品培育出活鱼来。故选B

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