一个平行四边形的木框，把它拉成长方形后，周长和面积有变化吗？

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上一题下一题 0.0难度选择题更新时间:2020-02-24 09:38:32

解：周长不变，面积扩大.

A: And everyone has a locker （柜子）.

B: What is it like?

C: What does it like?

D: Yes, twice a day.

E: Because I am studying at a new school.

F: I'm sure you will enjoy your new school life.

Sandy: Hi, Daniel. Why are you so happy?

Daniel: ____

Sandy: At a new school? Great! ____

Daniel: It's very big and nice. ____

Sandy: So you don't need to share a locker.

with your classmates, right?

Daniel: Yes.

Sandy: Do you do sports in your new school?

Daniel: ____ We do morning exercises and play ball games in the afternoon.

Sandy: ____

Daniel: Yes, of course. See you later.