I _____ ten minutes to decide whether I should reject the offer.

Is John coming by train?—He should, but henot. He likes driving his car, but I’m not quite sure.

Many teenagers show interest in the books that are written ________ Guo Jingming.—That’s true. My son says he can get what he thinks and wants in his books.[ ]

March is _____ month of the year.

You ought to have put the milk in the refrigerator, and now ________sour.