当别人感谢你时,你应该说:________A.Thank you. B.you are welcome.
Stop at the ______. A. yellow light B. green light C. red light
The traffic lightsthe same in every country.
In Guang Zhou ,the driver must drive on theside of the road. A. left B. right C. one
Letgo to the zoo. A .we B. is C. us
Everybody mustwhen the light turns red. A. go B. wait C. stop