来源：学生作业帮 编辑：神马作文网作业帮 分类：英语作业 时间：2024/11/13 19:16:57
英语（根据句意及首字母完成单词） 准确啊
1.Tom has a pain in his head.What c_____it?
2.Mother always asks me to keep my room t_______.
3.It's very n_____for students to sleep eight hours every night.
1 causes
2 tidy
3 necessary
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