—When is International Labor Day (国际劳动节)?—It’s on ______.A. June 1st B. October 1st C. May 1st
Please speak in a low. The baby is sleeping.
---I’m sorry I ______ my homework at home. --- Don’t forget ________ it to school tomorrow.
Mummy, can you pick me _______ after school?
Could you tell me _______ that’s a fast train or not?
We mustn’t be nervous when we are in danger. We should cool.