题干
补全对话。
A. I like penguins, too. B. I want to see the dolphins. C. Let's meet at the zoo gate at 2:00 this afternoon. D. Are you free this afternoon? E. Because they are cute and smart. |
A: Hi, Lucy. ____.
B: Yes, Tom. What's up?
A: ____ Do you want to go with me?
B: Yes, I'd love to. Why do you want to see the dolphins?
A: ____ I like smart animals.
B: Do you like koalas?
A: Yes, and ____
B: Then when and where shall we meet?
A: ____ OK?
B: OK. See you then.
答案(点此获取答案解析）
D,B,E,A,C
是两条不同的直线，
是三个不同的平面，给出下列四个命题：
，
，则
②若
，
，
，
，则
④若
，
，则