问题描述：
| Studies show that people are more _____to suffer from back problems if they always sit before computer screens for long hours. |
| [ ] |
| A. likely B. possible C. probable D. sure |
考点提示：形容词
最佳答案：
| A |
最佳答案：
题目：Studies show that people are more _____to suffer from back problems if they always sit before comput
最佳答案：
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