题目

看看这3道英语选择题
看看选什么,并从语法上分析一下选择理由.不甚感激!小鸟菜,需要弄懂为什么一定要选这个答案,而别的不行.
1. Weather ______ , we’ll go sightseeing.
A. permitted B. is permitted
C. permitting D. is permitting
2. Let us have something iced to drink, ______
A. will we B. shall we
C. do we D. don’t we
3. ______under a microscope, a fresh snowflake has a delicate six-pointed shape.
A. Seen B. Sees
C. Seeing D. To see

提问时间：2020-11-17

答案

1.C此题是考查独立主格结构.前后两句主语不通,所以如果都做句子的话,则两句之间缺少if/and这样的连词.由此可以排除BD；weather和动词permit之间是主动地关系,即“天气允许我们去...”,所以用现在分词permitting,而过...