当你听到别人不幸的消息后应该说:A. Excuse me B. I’m sorry to hear that. C. Thank you
Wait at alight. A. red B. green C. yellow
Green light means “.” A. go B. wait C. stop
Stopa red light. A. for B. on C. at
Walk straight three minutes. A. at B. for C. in
The hospital is ____the left. A. for B. in C. on