---It’s difficult for the villagers to cross the river. ---I think a bridge______ over the river.

The new teaching building ________ before the new term begins.

— What a nice watch it is! — It's my birthday present. It              in America.

Is rice __________in your country, too?

 ---There’s too much salt in the Chinese diet. ---So there is. The WHO says only 1.5 grams of salt __________ for each man every day.