The building required ________by the end of the year.

The teacher came in, ________ by some students.

--- What made Bill so angry?
--- _____. His girl friend promised to come at 8:30, but she hasn’t come yet.

They usually have the medicine_______ before putting into the market all over the country.

_________ from other continents for millions of years, Australia has many plants and animals not found in any other country in the world.

The teacher asked us        so much noise.

The folks were delighted at the message of their relatives _______ that mine explosion.

An explosion blew the roof off an unstable reactor north of Tokyo, ____ fears of a disaster at a nuclear plant ____ in the massive earthquake that hit Japan.

______ the crisis of economy getting more and more serious, the government is searching for ways to improve people’s life.

Having studied in America for three years, the young man didn’t change much, ________ a bit fatter.