选择题:You ______her at the beginning, but now it is too 题目分类:内蒙古农业大学-大学英语4 题目类型:选择题 查看权限:VIP 题目内容: You ______her at the beginning, but now it is too late.(本题3.5分) A、 ought to have refused B、 ought to refuse C、 ought have refused D、 needn’t refuse 参考答案:
当主量子数n=4,共有4s,4p,4d,4f四个原子轨道。 ( ) [ 1 分 ] 当主量子数n=4,共有4s,4p,4d,4f四个原子轨道。 ( ) [ 1 分 ] 分类:内蒙古农业大学-大学英语4 题型:选择题 查看答案
60. I was pleased to hear about your job offer - a 60. I was pleased to hear about your job offer - all that hard work has obvious 分类:内蒙古农业大学-大学英语4 题型:选择题 查看答案