()3.There ____ twenty cows.

A.am
B.are
C.is

3.B

()4.Four elephants(大象) have ____ legs.

A.sixteen
B.twenty
C.thirteen

4.A

Ⅳ.我会选择合适的句子补全对话。
John: Hello, Anne.
Anne: 1. ____ How are you?
John: 2. ____ Thank you.
Anne: Look! Is this a robot, John?
John: 3. ____ Oh, how beautiful!
Anne: Touch his neck.
John: 4. ____
Anne: Good. 5. ____
John: This is his arm.
A. This is his neck.
B. Yes, it is.
C. Hi, John.
D. Touch his arm.
E. I'm fine.

1.C 2.E 3.B 4.A 5.D