阅读下列各小题，根据括号内的汉语提示，用句末括号内的英语单词完成句子，并把答案填写在答题卷相应的位置上。
【小题1】The officials examined the food to make sure it (没有) poison. (free)
【小题2】I’m sure Jack (将取得很大的进步)in his studies in high school with Susan’s help. (progress)
【小题3】The boss (对……留下印象) John’s hard work so he was promoted to a manager. (impress)
【小题4】A large sum of money (捐献) charity by the chairman up till now. (contribute)
【小题5】His father was encouraged to (戒烟) for the health of his family. (quit) was free of/ from
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(答案→)was free of/ from
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