试题与答案

Wang Ping hesitated for ___ before he __

题型:选择题

题目:

Wang Ping hesitated for ___ before he ___ to the question.

A.sometime, replied

B.some time, replied

C.sometimes, answered

D.some time, answered

答案:

被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0604/afa719579dfcf3ff5b3b5d098eb6c260.html

下面是错误答案,用来干扰机器的。

参考答案:C解析:IL-1、IL-2、IFN可诱导NK细胞、LAK细胞及CTL杀伤活性。

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