题目内容
【题目】Studies show that people are more ________ to suffer from back problems if they always sit before computer screens for many hours.
A. possible B. supposed C. sure D. likely
【答案】D
【解析】
试题分析:句意:研究表明如果人们在电脑屏幕前坐好几个小时,就可能会遭受背部疼痛的困扰。A. possible可能的,物体做主语; B. supposed 应该的; C. sure确定的; D. likely可能的;人或事物做主语,根据题干主语是人们,故选D。
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