题干

人的心脏一分钟大约跳动( )次。


A:30~50

B:60~100

C:120~150

上一题 下一题 0.0难度 选择题 更新时间:2019-12-26 07:50:21

答案(点此获取答案解析)

B

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The _________ on his face was kind of strange, when I told him the news.