关于黄体正确的是() A.排卵后黄体分泌孕激素 B.排卵后12~14日黄体开始萎缩 发布时间:2017-08-09 13:58 │ 来源:www.tikuol.com 题型:单项选择题 问题: 关于黄体正确的是()A.排卵后黄体分泌孕激素B.排卵后12~14日黄体开始萎缩C.妊娠黄体在妊娠18周开始萎缩D.若卵子未受精,黄体退化为血体E.若未妊娠,黄体功能一般限于14日
题型:单项选择题 (原创)下列词语中,加点词语使用正确的一句是( )A.本来不错的一篇文章,让你们这样改来改去,反而改得不三不四。B.近年来,重庆周边地区开发了不少特色鲜明的避暑景点,每当高温酷暑来临,市民们纷纷前往,有的小区几乎十室九空。C.在民进党和台联党“立委”全数缺席的情况下,由台当局领导人马英九题名的颜大和将出任“检察总长”。D.为了加强学校教师团队的建设,提高教师的业务水平,校方决定启用本校精通业务的退休教师来指导教学工作。 查看答案
题型:单项选择题 A local-area network (LAN) is a communications network that (125) a variety of devices and provides a (126) for information exchange among those devices. The scope of the LAN is small typically a single building or a cluster (丛) of buildings. The LAN is usually owned by the same organization that owns the (127) devices. The internal data rate of LAN is at least several Mb/s. The basic of LAN communication is broadcasting. At each station, there is a transmitter/receiver that communicates over a (128) shared, By other stations. A transmission from any one station is (129) to and received by all other stations.A.adoptedB.attachedC.selectedD.unified 查看答案
题型:单项选择题 有关国际贸易术语的国际贸易惯例,使用最广泛的和影响最大的是( )。A.《UCP600》B.《2000年国际贸易术语解释通则》C.《1990年美国对外贸易定义修正本》D.《1932年华沙—牛津规则》 查看答案