We are going to stay there for ______ hour.
Stop a red light. A. for B. on C. at
Walk straight three minutes. A. at B. for C. in
The hospital is ____the left. A. for B. in C. on
_________ do you go to school?A. How B. What C. Who
— Thank you very much. — _______________________.A. OK B. Don't thank me C. You're welcome