我区常见秋花类树种中，可开白花的有（），开红花的有（）。

补全对话 通读对话，从所给的选项中选择句子完成对话。
A: Hey , Judy. Don 't forget to turn off the lights .小题1:______________________
B: Oh ! I know . I usually do that . I was just in a hurry . How come you are interested in the environment , Jack ?
A: I always have been . I just read a book about it , and there are so many things we can do .
B: Like what ?
A: Well , you should turn off the shower when you are washing your hair.
B:小题2:________________________________
A: You wouldn' t ?
B:No , I have very short hair . I am only in the shower for a few minutes.
A : 小题3:____________________________ .
B:What else does it say?
A: It says you should take your own bags when you go food shopping .
B: Oh , that is not difficult.小题4:_____________________ . What else ?
A: Hmmm. Here is a good one. It says people should stop riding in cars and start riding bikes .
B: Oh , I 'll never do that . Can you see me riding twenty minutes to and from school every day ?
A : Well , I think the environment is really important .小题5:__________________ .
B : Yes ,and you also live close to school !

A . It saves electricity. B. What can we do for that ? C. Oh , I' ll never do that . D. I wash my hair every day . E. Well , every minute helps . F. I can do that . G. Besides , I like  riding my bike .