---What does Tom’s uncle do? ---He is a teacher. He __________ physics at a school now.
Yao Ming can play ________ basketball,but he can’t play ____ violin.
—________ —He wants to join the swimming club.
My sister can’t ________ in a river.
Let me ________ you ________ your English. A.help;with B.to help;for C.helping;with
I like swimming,but I ________ swim.