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  3. Read the following text. Choose the best

Read the following text. Choose the best

最全题库2022-08-02  30
问题 Read the following text. Choose the best word(s) for each numbered blank and mark A, B, C or D on the ANSWER SHEET. (10 points)　　Could a hug a day keep the doctor away? The answer may be a resounding “yes!” 　1　 helping you feel close and 　2　 to people you care about, it turns out that hugs can bring a 　3　 of health benefits to your body and mind. Believe it or not, a warm embrace might even help you 　4　 getting sick this winter.　　In a recent study 　5　 over 400 health adults, researchers from Carnegie Mellon University in Pennsylvania examined the effects of perceived social support and the receipt of hugs 　6　 the participants’ susceptibility to developing the common cold after being 　7　 to the virus. People who perceived greater social support were less likely to come 　8　 with a cold, and the researchers 　9　 that the stress-reducing effects of hugging 　10　 about 32 percent of that beneficial effect. 　11　 among those who got a cold, the ones who felt greater social support and received more frequent hugs had less severe 　12　.　　“Hugging protects people who are under stress from the 　13　 risk for colds that’s usually 　14　 with stress,” notes Sheldon Cohen, a professor of psychology at Carnegie. Hugging “is a marker of intimacy and helps 　15　 the feeling that others are there to help 　16　 difficulty.”　　Some experts 　17　 the stress-reducing , health-related benefits of hugging to the release of oxytocin, often called “the bonding hormone” 　18　 it promotes attachment in relationships, including that between mother and their newborn babies. Oxytocin is made primarily in the central lower part of the brain, and some of it is released into the bloodstream. But some of it 　19　 in the brain, where it 　20　 mood, behavior and physiology.18______A. becauseB. unlessC. thoughD. until
选项 A. because
B. unless
C. though
D. until
答案 A
解析 考察逻辑关系。这里应该填入表示逻辑关系的连词。空前的大致意思是拥抱的好处是由于某种激素的释放，空格后的意思是它（激素）促进了依赖关系，比如说母亲和新生儿之间的关系。很明显空格后是在具体解释得出前面结论的原因，故答案为because（因为；由于）。
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