四六级考试

解析：Sleepwalking is a disorder

来源:网考网四六级 所有评论

【单选题】

Sleepwalking is a disorder characterized by walking or other activities a person engaged in while {{U}} (62) {{/U}} still asleep. It is especially {{U}} (63) {{/U}} among children.Each night there are several {{U}} (64) {{/U}} of non-REM and REM sleep. Sleepwalking most often occurs during deep, non-REM sleep early in the night. It can also occur during REM sleep near morning.
The cause of sleepwalking in children is usually unknown {{U}} (65) {{/U}} may be related to fatigue,{{U}} (66) {{/U}} sleep loss, or anxiety. Sleepwalking in adults can be associated with mental disorders, reactions to drugs and alcohol, or disease such as seizures: In the elderly, sleepwalking may be a {{U}} (67) {{/U}} of an organic brain syndrome(综合病症) or REM behavior disorders.
The sleepwalking activity may include simply sitting {{U}} (68) {{/U}} and appearing to be awake {{U}} (69) {{/U}} actually being asleep, getting up and walking around, or {{U}} (70) {{/U}} activities such as {{U}} (71) {{/U}} furniture, going to the bathroom, dressing and undressing, and similar activities. Some people even drive a car while actually asleep. The {{U}} (72) {{/U}} can be very brief or can last for 30 minutes or longer.
One common misconception is that a sleepwalker should not be awaken. It is not dangerous to awaken a sleepwalker, {{U}} (73) {{/U}} the person may be {{U}} (74) {{/U}} or disoriented for a short time on awakening.Another misconception is that a person cannot be {{U}} (75) {{/U}} when sleepwalking.Actually, injuries caused by such things as tripping and loss of balance are common for sleepwalkers. Sleepwalking affects {{U}} (76) {{/U}} 1% to 17% of children and is more frequently seen in boys. The {{U}} (77) {{/U}} of sleepwalking decreases with age.
What causes sleepwalking is not known. Sleepwalking {{U}} (78) {{/U}} no serious health threat to those who experience it, although the risk of injury is a {{U}} (79) {{/U}} of concern.Currently, there is nonspecific medical evidence that suggests that there may be psychiatric issues involved in sleepwalking and it is not {{U}} (80) {{/U}} or treated as a mental illness. Future research may {{U}} (81) {{/U}} the development of a medical-legal definition of sleepwalking.
A．suspicious
B．complex
C．physiological
D．latent

网考网参考答案：B
网考网解析：
[精解] 语义题，考查词义辨析。与getting up and walking around相比，going to the bathroom，dressing and undressing是相对复杂的活动，因此B)正确。[避错]suspicious (of)“可疑的，怀疑的”；physiol02ical“生理学的，生理学上的”；latent“潜在的，潜伏的，隐藏的”。 document.getElementById("warp").style.display="none"; document.getElementById("content").style.display="block"; 查看试题解析出处>>

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