It was suggested that （ ） big event like the Year of Russia in China should certainly benefit （ ） relationship between the two countries.

—Do you like the material? —Yes, it （ ） very soft.

The doctor said that mental （ ） is the major cause of his sleeping problem.

Scientists say it may be five or six years （ ） this medicine is tested on human beings.

From her conversation, I_____that she had a large family.

The price of fish is （ ） during the Spring Festival.

It was not known （ ） he had said during the interview.

（ ） five hundred people are believed to have drowned.

The quality of education in this small school is better than _____ in some larger schools.

It was in the factory （ ） you worked five years ago （ ） you learned the technique.

Three of us will go there, and the rest （ ） to stay here.

The defense computers calculate way to （ ） the enemy missiles.