------I didn’t go to the party _________my homework last night.------Oh! ___________
Mom, don’t worry ______me. I can take care of myself. A. about B. with C. for
Do you prefer _______? A. skate B. skates C. skating
—Must I finish my homework at once? — No, you ______. A. needn’t B. mustn’t C. won’t
You ______ wash your hands before meals. It is good for your health. A. may B. can C. must
It’s hot here. Please keep the windows _ A. closing B. open C. closed