Rewrite each sentences, beginning as shown, so that the meaning stay the same.

 If he doesn’t work harder, he’ll lose his job.    

           Unless____________________________________.

Circle A,B,C , or D which needs correction.

 Mr. Smith is going to buy a new Japanese car, doesn’t he?

        A                         B                C                            D

But the first supermarket (26)_________opened only fifty years ago. It was opened in New York by a man named Michael Cullen.

I wish I __________ a car. It could make life so much easier.

If we__ _____     less paper, we ________ trees in the forests.

Choose the word whose the underlined part is pronounced differently from the other three.