Girls can wear ________. （    ）

A．dress

B．dresses

C．skirt

我会选出正确答案补全句子。
1．
A：What's this?
B：It's ___________ (a pen／two pens).
2．
A：How many pencils do you have?
B．I have ________________ (a pencil／four pencils).
3．
A：How many rulers do you have?
B．I have _____________________ (a ruler／five rulers).
4．
A：How many crayons do you have?
B．I have _________________________ (three crayons／four crayons).

I like a _________ （  ）

A．grapes

B．grape

How many ______ are there in your school?  (　　)

A．student

B．students

C．studentes

We can plant more ____________.

A．trees and grass

B．tree and grass

C．tree and grasses