Tom is new here. He doesn’t know _________the bookstore.A. where to get toB. when to get toC. how to get to
A dog bit him and he was ______great pain.
I often hear the girl ______ beautifully next door. When I passed by the door, I heard her ______ just now.
I was doing my homework ______ my mother was cooking in the kitchen.
I was cleaning my bedroom. ______ a mouse came out.
There were many apples ______ the tree. A monkey was picking them ______ it.