Jack’s mother was twenty-seven when he was born. Jack is eleven this year. How old is his mother?

I want to buy an English dictionary , but I’ve ____________ my money . Would you please lend me some ? —- OK.

does it take from your home to your school?— It takes about twenty minutes by bike.

He did not write，though he had

The environment is becoming worse and worse. I think we should do something to ____ people ____ cutting the trees in order to protect the earth.