One hundred yuan for a bowl of noodles, you ________ be joking!

 Time ________ heal a broken heart. After five years, Steve seems to have got over the sorrow of losing his son.

There ______ little water in the river.

Alex changed his mind at the last minute，otherwise we ________ an agreement.

 --- Is John coming by train?--- He should, but he _______ not. He likes driving his car.