“You are too self-centered.It’s high time you （ ） that you are not the most important person in the world,” Edgar said to his boss angrily.

Please let us have more time to play outside， _____?

Send for a doctor quickly. The old man is badly hurt so he needs _____ at once.

Today, household chores have been made much easier by electrical （ ）.

Seeing her father come back, （ ）.

I shall have a companion in the house after all these （ ） years．

She tried to explain this program by_____of sign language.

She has （ ） chance to win the election as her opponent is too strong.

The committee is _____ session; no one can enter the hall.

Although it’s tough finding a job these days, Henry got a （ ） in a famous company.

Scientists now have some surprising answers about whether brain power（ ）as we get older.

The football match was （ ） on account of rain.