Great attention must be paid ____ welfare, especially in the poor area. A. develop B. to develop C. ...
2022-11-24 03:09:36 53次 2016届河北省高一上学期第四次月考英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
Great attention must be paid ____ welfare, especially in the poor area.
A. develop B. to develop C. to developing D. developing
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