正常人一般左肺由几个肺段组成() A.7 B.8 C.9 D.10 E.11 发布时间:2018-09-11 12:45 │ 来源:www.tikuol.com 题型:单项选择题 问题: 正常人一般左肺由几个肺段组成()A.7B.8C.9D.10E.11
题型:单项选择题 It was a time_______ the killer whales helped the whalers catch the baleen whales.A.whenB.thatC.thenD.which 查看答案