A. black and white and red

B. black, white and red

C. black and white, red

【题目】Don't ____! Look left. Look right.
A.walk
B.touch
C.litter

—_____

A.It’s very nice.B.No, it isn’t.C.It’s in the tree.

—_______, I think.

A. They B. Their C. Theirs D. Them

—No, he isn't. He's young.

A. oldB. strictC. funny

A. heB. herC. she

A. orB. andC. but

1.do(第三人称单数) ______________

2.do not(缩写形式) ______________

3.right(反义词) ______________

4.won’t(完整形式) ______________

5.I(反身代词) ______________

【题目】How many ______?
A.plate
B.plates
C.a plate

—No, it's _________.

A. her, his B. him, hers C. mine, his