up late at night is bad for our health. A Stays B .Stay C. Staying
The highway from Zunyi to Renhuai ________for about two years.
It’s very_______ to talk_______ him.
.I use my computer_______ information every week.
Some words_______ on the blackboard just now.
- I'd like you to tell me something about Shennongjia. -I'm sorry, but neither Jack nor I ________ there.