It's 9:30 pm, children! ______ is time to go to bed.

It took me two weeks ____ reading the novels written by Guo Jingming. .

It’s very nice ____ some money to me .

____________ a big party in our school in two weeks.

—______ a week do you use your computer?
—Twice.

It ____ over 10 years since my grandpa _______.

—________ does he often go to Beijing?   —By plane.

He ______ be at home, because the light in his room is on.

–My brother’s never been late for work, ______?
–______. He is a hard-working man.

This sign means “ _____.”