When I was walking past the window, I noticed Wang Fei________ my homework. I really got_______.
The story is so strange that we have never________it before.
—What are they doing? —They________helping an old man cross the street.
The little boy urged his mother________a toy truck for him.
I’m looking for a place________trees grow in water.
The old man wants to sell all the things________money for Children’s Hospital.