5.Is Bob your brother?(作否定回答）

50.村民砍倒了许多树。

Villagers__    a lot of trees.

4.These are apples.(改为单数句)
________ is_________________ .

3.That is his sister.(改为复数句)
________________ his_________ .

2.Is she your mother?(作肯定回答）

49.熊猫来自中国。它们很可爱。

   _are_China.  They   are very cute.

1.  Alice is my friend.(改为一般疑问句）
________ Alice_________ friend?

48.她看起来有点儿严肃，但她对我很友好。

 She looks        serious, but she is  friendly to me.

5.Look! ________ my sister Ann.

A. That          B. That's

C. This         D. It's

47.他喜欢和朋友们一起玩。

He likes to_         his   friends.