Work hard when you are in class. , you will catch up with your classmates quickly.A、On the way B、In this way C、By the way
---- Where is Kate ? --_______she is cleaning the classroom.
---- _______do you have sports meetings in your school? ----Once a year.
Our teacher asked us to_______ a story about the moon.
We can’t go to the mountain ________ the bad weather.
--Where did you go on vacation? --I ___________.