1.World hunger is a crime. (too general)

REVISION:

2.E-mail is used by a great many people.

(too general)

REVISION:

3. I will point out the many ways energy can be saved in the home.

(makes an announcement)

REVISION:

4.Because Congress is very important in the United States.

(incomplete thought)

REVISION:

5. In 2010, over 10,000 people died in alcohol-impaired driving crashes.

REVISION:

(too specific)