unit1 Lesson1 单词句子1

亲爱的爸爸妈妈，晚上好！
今天晚上我们学习Unit1lesson1的单词和句子。
Words:
ball puppet
doll robot yo-yo

Sentence:
1，What is it?
It's a ......

2，Do you have a ....?
Yes, I do.
No, I don't.