Isn’t it amazing that I met my pen-friendJim on May Day— Really For how many years _______ eachother

e often don’t appreciatewhat they have, do they —No, _________ they lose it

A number of tourists _________ Yangzhou many timesbecause it is such a beautiful city.

He tried his best to solve the problem, ________ difficult it was．

My father gave his old car to me and he is_____a new car.