A 略
B 1 - 5 b b b a a
C e,d,f,c,b,a
D 1、My bedroom is on the third floor.
2、Are there any computer rooms on the second floor?
3、How many classrooms are there on the first floor?
4、There is a swing in the playground.
5、Let's go and have a look.
6、There are forty-four teachers in our school.
E 1 - 6 T F T F F T