You ______ wear a seatbelt in a car., a) may, b) must, ______ I borrow your pencil?, a) Must, b) may, When I was six, I ______ ride a bike., a) could, b) must, Students ______ arrive before 8:00., a) may, b) have to, It ______ rain later today., a) must, b) could, You ______ finish your homework tonight!, a) must, b) may, We ______ wear uniforms at this school., a) could, b) have to, ______ you help me with this bag?, a) Could, b) Must.

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