______ crystal system has mutually perpendicular axes (α=β=γ=90°) but unequal lattice parameters, among which the z-intercept is larger than the x- or y- intercepts (c>a=b). A) Cubic B) Hexagonal C) Monoclinic D) Tetragonal
【简答题】选择下列句子完成下面对话。(共5小题,每小题1分) A: Good morning. What can I do for you? B: I want a mobile phone, but I don’t know which one to buy. A: ________ 小题1: Which brand do you like best, an HTC, a Nokia or an iPho...
【简答题】第二节 根据对话内容,从对话后的选项中选出能填入空白处的最佳选项,并将所选答案的标号填写在第II卷上方的横线上。选项中有两项多余选项。(共5小题;每小题2分,满分10分) Hello, Tom! Hi, jack! 61 I don’t know. They all book interesting. Er, I think I’d like to go on the wildlife safar...