regular exercise is very important.It’s never a good idea to exercise too close to bedmme.
A.If B. As C.Although D.Unless
Please call my secretary to arrange a meeting this afternoon, or ______ it is convenient to you.
A. whenever B. however C. whichever D. wherever
volleyball is her main focus, she’s also great at basketball.
A. Since B. Once C. Unless D. While
You can’t complain of being lonely you don’t make any effort to meet people.
A. until B.when C.once D.though
—Look，the paint is starting to come off ________the wall is damp.
—Well，we’d better have the wall repainted some day.
A.when B.where C.if D.once
by his neighbors’reply，Albert decided to make enquiries about the stolen car himself.
A.Confused B.Confusing C.To be confused D.Having confused
