______evening, Robert kept playing games on the computer.
Tea was invented by _______ accident. A. an B. the C. \
Haze weather has become common in some major cities in China. We all wonder ________.
---Bob, when can we watch TV? ---Not until it _______ next week.
Time is the thing _____ never comes back. We should make full use of it.
_______role she played in the movie! That’s why she has a lot of fans.