Teachers often ask us ______ on the road after school.A. play B. not play C. not to play
Had he studied harder, he_______ the exams.
—Do you know________ ? —At 8:00 a.m.
Eating ________ and doing more sports are good ways to keep fit.
They told us there would be great changes in their city in ______ time.
_______ well you can drive, you must drive carefully.