牙刷刷毛直径要求A.0.1mm以下 B.0.2mm以下 C.0.3mm以下 D.0. 发布时间:2017-06-08 01:10 │ 来源:www.tikuol.com 题型:单项选择题 问题: 牙刷刷毛直径要求A.0.1mm以下B.0.2mm以下C.0.3mm以下D.0.4mm以下E.0.5mm以下
题型:单项选择题 21. —What did you think of _____ president?—I didn’t care for him at first, but after ______ time I got to like him.A.the, a B./, the C.the, the D./, a 查看答案
题型:单项选择题 ---My grandfather was ill in hospital last week.---________.A.I don’t think soB.Sorry, I’m afraid notC.That’s a good ideaD.I’m sorry to hear that 查看答案