500 yuan can ______ all my monthly expenses.
I don't think _________ possible to master a foreign language without much memory work.
The patient was warned ________ oily food after the operation.
Susan, _____ university student from European, teacher me _____ art in he spare time.
—Catherine, I have cleaned the room for you.—Thanks, you __________it. I could manage it myself.
The boy wanted to ride his bicycle in the street, but his mother told him___________ .