_____ I do feel pity, I can’t really do very much to help them out of the difficulty.

The people living in these apartments have free ___to the swimming pool.

As we all know, typing is a ___job to a__ heart.

A tired ，tired             B. tired ，tiring  C.tiring，tired    D. tiring，tiring

Among the competitors, there are three little girls,        is Mary.

The Great Wall travels______ deep valleys, _____ deserts and______ mountains.

Was it at the school gate, if I may ask, _______ you met your friends from your hometown?

China recently control its waters near the HuangYan Island to prevent Chinese fishing boats from ____in the South China Sea

Internet shopping will really _____ when people believe that it is safe.

It is the second time that I ____ in Shanghai. What great changes! It’s years since I ____ here last time.

The new castle being built for fun will be _____ the present one。