The subjects students study in America are different from those in China.

t become a serious climber until the fifth grade, ______ I went up to rescue a kite that was stuck in the branches of a tree.

We should respect food and think about the people who don’t have wehave here and treat food nicely

What _______ if you don’t finish your work on time — Mrs. Brown will be very angry.

Thereis no _______ to think more about the matter Take it easy