Can you give me some advice on how to _____ the time I have lost?
---How old can you guess your new English teacher is ? --- It’s hard to say. But I guess him to be _____between 35 and 40.
We need an effective strategy to help children living in ______ poverty to have the opportunity to receive _______ good education.
-- Jack’s car broke down on the way home and when he finally got home, he found he had left his key in the office. -- _______________.
— It’s impossible to live without computers! — _____ My parents never use computers and they’re living a happy life.
The mother looks upset outside the operating room, whose son _________ on.