In the USA people ___ bikes must wear helmets.A. on B. go C. at
I _____ go to school by bike. But sometimes I go by bus.A. sometimes B. usually C. today
Slow down and stop ____ a red light. A. in B. on C. at
Read and choose(读一读,找出每组单词中不同类的一个)更(1)A. post office B. cinema C. bookstore D. left(2)A. ship B. taxi C. train D. foot(3)A. evening B. tonight C. next week D. see a film(4)A. turn B. slow C. office D. stop(5)A. what B. when C. where D. with
I want _______ a new book. A.buy B.to buy
_________, where is the post office?A.Excuse me B.Sorry C.Thank you