Unit4 I used to be afraid of the dark.SectionA (1a-2d)I. 单项选择:(BC 层学生必做,A 层选做或不做)( )1. --- Our uncle used _______ on the right in China, but he soon got used ______ on the left in England.A. to drive; to drive B. to driving; to drivingC. to driving; to drive D. ...