Unit3 Could you please tell me where the restrooms are?SectionB(1a-2e)I. 单项选择：（BC 层学生必做，A 层选做或不做）( )1.---Would you like to join us for a walk along the river? ---Sure. ______great way to spend such a hot day. Let’s go!A. WhatB. What aC. HowD. How a( )2. ---Which is...
