<正> 从 A、B、C、D 四个选项中,选出可以填入空白处的正确答案。1.—Must we do it now?—No,you___.A.won’t B.needn’t C.can’t D.haven’t to2.—May I pick a flower in the garden?—___.A.No,you needn’t B.No,you won’tC.No,you mustn’t D.No,you might not3.Put on more clothes.You___be feeling cold with only a shirt on.A.can B.could C.would D.must4.—Can I have this door open at night?—You___better not.A.should B.would C.could D.had