1.   Also, individual high-risk behaviors, such as multiple sex partners and inconsistent condom use, failed at predicting who would get the infection.

2.   Although condom use is up, a majority of those using condoms say they do so inconsistently, she said.

3.   And according to the federal Centers for Disease Control and Prevention, prevention programs have increased condom use among teenagers without increasing their level of sexual activity.

4.   And among teens who are sexually active, condom use is rising.

5.   And in the gay newspapers he reads, condom use, once a rallying call, has become a subject of controversy and debate.

6.   All three said they are sometimes frustrated by how their advice about the importance of condom use and clean needles is ignored.

7.   Bryan said that condom use by rapists may be happening more often than victims are telling her.

8.   But while some men use them every time, many find consistent condom use difficult.

9.   Chamberlain defended the practice of using a penis-shaped prop to demonstrate condom use, saying that graphic displays are necessary to teach students how to protect themselves.

10.   Cocaine has been related to increased numbers of sexual partners and less frequent condom use.

n. + use >>共 866
drug 33.39%
land 3.30%
marijuana 2.68%
computer 2.41%
energy 2.37%
tobacco 2.34%
cocaine 2.32%
water 1.99%
condom 1.87%
alcohol 1.74%
condom + n. >>共 65
use 36.73%
distribution 10.20%
ad 4.90%
program 3.67%
demonstration 2.86%
manufacturer 2.86%
sale 2.86%
machine 2.45%
campaign 2.04%
package 1.63%
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