A great deal of research has been performed on this question, and results points to the following answer: we perform this task through a special type of averaging.

Both sound and noise can have negative effects, but what is most important is if the person has control over the sound.

Directions: For this part, you are to write a composition of no less than 100 words on “、Health and Sports”. Please write it on the ANSWER SHEET. The following are the key words for reference:Health, important, healthy, enjoy, sports, exercise, increase, appetite, mind, sound, relaxed, and indulge.

Today we still distinguish, even among repetitive jobs, between the skilled and the unsailled; but in the year2020 all repetition will be unskilled.

Psychologists now believe that noise has a considerable effect on people’s attitudes and behavior.

A great deal of research has been performed on this question, and results points to the following answer: we perform this task through a special type of averaging.

The money would be________in the afternoon

There will be advances in biological knowledge as far-reaching as those that have been made in physics.

Prices for bikes can run_________$250.

The size of the audience,________we had expected, was well over one thousand.

The Department of State in the U.S. handles international__________.