Look! The robbers is climbing _______ the wall.
—Excuse me, sir, would you mind helping me carry that box? —_____ I’m glad to help.
We should say ____ to second-hand smoke.
There _______ a school sports meet next month.
—Do you know who _______ basketball? —James Naismith.
—I want to win the first prize in the coming school English competition. —________.