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1 . The research mainly deals with the difficulty the students have ________ their attention on their study all the time.
| A．to focus | B．to be focused | C．focusing | D．focused |
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2022-11-03更新
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3卷引用：天津市第九中学2022-2023学年高二上学期期中阶段性质量检测英语试题
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2 . The accident was really unexpected. I did try to avoid __________ the car in front of mine, but I failed.
| A．to hit | B．to have hit | C．having hit | D．hitting |
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2022-10-11更新
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360次组卷
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2卷引用：天津市汇文中学2022-2023学年高一上学期第一次阶段性测试英语试卷
