I ’ve nev er been out of China___________. What about you?

HowI_____Icouldliveonthemoon.

—Have you finished the work?

—Not yet, but no matter how hard it is, we'll keep ___ until we make it.

You must pay import ____on certain goods brought into this country.

Ihopeyouwillspendasmuchtimeasyoucan________yourEnglish.