_______matters most in learning English is enough practice.

We could see the temple quite clearly from _________we lived.

It is no longer _________it was 20 years ago, ________it was so poorly equipped.

Your uncle seems to be a good driver;        , I wouldn’t dare to travel in his car.

The health official said ______ 12 suspected cases of influenza A (H1N1) were tested negative and ______, so far, this city has reported no case of the virus.

____ enters the computer rooms should take off his shoes in order to keep them clean enough.

24. The Niagara Waterfalls, ______ is shaped like a semicircle, are 670meters wide, and fall 56 meters in an awesome white sheet of water.

The news spread quickly through the village ________ the war had ended, ________ made villagers
wild with joy.

________ excited us was that more than 100 miners trapped in the Wangjialin flooded coal mine were saved alive.

Cable TV began in 1948 in the USA, but it took 50 years ________ 66 percent of American households
had it.