You will be able to meet the famous writer if you to the book store tomorrow.
It’s cold outside. ______ your sweater before you go out.
The teacher did what he could _____ his students.
He works _____ in English, but he can ____ make progress.
Teachers often tell their students _______ across the road when the traffic light is red.
–Lots of trees and flowers ________ on both sides of the road last year.--Oh, _______ beautiful they are!