3∶4和 ∶
可以组成比例.
A You're welcome.
B Excuse me. Is there a library near here?
C Thank you.
D Yes, there is.
E How can I get there?
F Are there any English storybooks in the library?
G Yes, there are.
H Go down this street. Turn left at the end. You can see it on the right.
—是的。你现在可以穿过马路。
—youthe green light?
—Yes. You can cross the now.