—Staying up late _______ bad for your health. —I’ll go to bed right away.A. is B. are C. was
Did you buy ______for your parents?
Jim decided _____basketball this afternoon.
— do you exercise? —Hardly ever.
Where _____she go on vacation ? She went to the beach.A. is B. does C. has D did
—Is that your sister?—Yes, is.A、she B、it C、that