卫生类

Its prudent to start any exercise program gradually at first.

Many scientists have been probing psychological problems.

They are concerned for the fate of the forest and the Indians who dwell in it.

She was a puzzle.

The latest census is encouraging.

The curious looks from the strangers around her made her feel uneasy.

Canada will prohibit smoking in all offices later this year.

The industrial revolution modified the whole structure of English society.

Most of the butterflies perish in the first frosts of autumn.

It is a comfiicated problem.

With immense relief I stopped running.

Mary has blended the ingredients.

At the age of 30,Hersey suddenly became a celebrity．

A:described B:offered C:outlined D:presented

The conclusion can be deduced from the premises.

I wont tolerate that kind of behavior.

But ultimately he gave in.

This sort of thing is bound to happen.

The index is the governments chief gauge of future economic activity.

The food is inadequate for ten people.