1.There isn't a teacher in the office.
2.There is a flower on the table.
3.Are there any pens in the box?注意要把some改成any.
4.There is some water in the glass.any 改成some
5.What are there
6.There is a present on the box.
7.There are eight books in my bag.your 改成my
8.How many birds are there in the tree?不知道多少,应用复数.
9.How many people are there in the par?
10.Is there any water in the glass.
There isn't any water in the glass.否定句,疑问句用any
How much water is there in the glass?water是不可数名词用is