We students are supposed to know how we should ourselves to surewe are in the proper mental state.
Today ________ number of people learning English in China ________ increasing rapidly.
______ is known to everybody is that the moon travels round the earth once every month.
. I don’t think I’ll need any money, but I’ll bring some ____.
It is that she helped others with their lessons after school.
` -----It’s wrong for a student to follow _____ his teachers say. -----it’s true. I can’t agree _______.