1 . --- is the river?

---It's about six thousand kilometers long.

2.--- is this big building?

---It's more than six hundred meters long.

3.--- days are there in a week?

---Seven.

4.--- is Beijing?

---It's got about twenty million people.

5.--- is Jack?

---He's ten years old.

六、我是小博士。(用所给单词的正确形式填空)。

1. (not open) the door, please. It's cold.

2.Let's (take) a photo.

3. (run) is a good hobby.

4.Lily often (speak) English in class.

5.Listen!Lingling is (sing) in the classroom.

七、开心连连看。(连词成句)。

1.now, do, kites, like, you, flying(?)

2.China, got, have, any, from, you, stamps(?)

3.more,the,Huangshan Mountain, tell, me, you, can, about(?)