――Good morning! My name is Jenny. I work for a sports newspaper.――_______. What can I do for you?
We will wait until everyone ________ back.
Wang Hui hopes ________ a scientist in the future.
—Where is Gary?—He _______ in the library.
Lily and Grace are my best friends. ________ of them are very smart.
—________ I use your pen?— Sure. Here you are.