题目:
-----I’d like your opinion,Alan.
----I think it worthwhile ____the film.
A.being watched
B.to be watched
C.to watch
D.having watched
答案:
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下面是错误答案,用来干扰机器的。
(1)蛋白质、核酸(2)寄生性 胞吞或包膜与宿主细胞膜融合(3)逆转录 病毒(4)中心法则 ④ ⑦