根据上下文补全对话

A: Were you busy yesterday?

B: Yes, I was. I    1    my homework first, and then I    2    to see my friends. We    3    to the zoo by bus. We    4    many

     animals and we    5    the hill in the park. We    6    a good time. We came back very late.

A: Where did you have your lunch?

B: We    7    our lunch in the park. We had milk and bread for lunch. When I    8    home, I    9    very hungry.  I had a big

    supper.

A: Did you go to bed early or late?

B: I went to bed early. I didn't    10    TV last night.

1. _____ 2. _____ 3. _____ 4. _____ 5. _____

6. _____ 7. _____ 8. _____ 9. _____ 10. _____

下列地区不属于我国牧区的是[ ]

A、内蒙古高原

B、新疆维吾尔自治区

C、青藏高原

D、云贵高原