The _______, I think, he drew from his simple experiment is not scientific.

In dealing with public relations, we should make every effort to prevent the______ in personality.

The government has raised the tax on urban building (房产税) with the ______ of controlling the price of buildings.

. After class they will discuss the _____ to the study of physics. 

Everybody thinks little of the film．In fact，there is no__ of it being tried out in the film festival．