---When will Joe come here again? --- Next Tuesday or Wednesday. It’s up _____ him. A. On B. to C. for
I’m good ______ old people and I’m good ______ playing the guitar, so I can join you to help them.
Mary can play ______ basketball. And Lucy can play _____ piano.
Look! The children ______ in the river.
Grace is a student. She _______ school every day.
Jack often plays soccer ______ three o’clock _____ Saturday afternoon..