六年级(下)第一单元第 4 课时当堂达标题Unit 1 How tall are you? Part B Let’s talk 班级:__________ 姓名:____________I. 选择正确的答案。( ) 1. I'm two years _______than you. A. young B. shorter C. younger( ) 2. How big ______ your feet? A. is B. are C.it( ) 3. ---_______ ? ---1.68 met...