Miss Wang asks the students          in the river, because it’s too dangerous.

— I hear you have got an opportunity _________ at the children’s hospital.— Yes, I love children and it will be a good experience for me. 

—I didn’t hear you come in just now.—That’s good. We tried ____any noise, for you were sleeping.

Thanks for _______us so much help．

----My computer has gone wrong. I’ll have it             tomorrow.  ----Why not have Uncle Li          it? Nobody can if he can’t.