A. didn't need to do B. didn't have to do C. needn't have done D. hadn't got to do
单项选择题Don't leave your car under No Parking sign () your car may be towed away by the police.
A. or else B. because C. if not D. or rather
单项选择题It is true that he is not clever, () he is very diligent.
A. yet B. but C. nevertheless D. still
