描述他人帮助的行为 — 英语填空题
题目
选择合适的动词填空，并用其正确形式补全句子（每词限用一次）：carry, help, clean
Tom often ___ his little sister with her homework. Yesterday, she had many books, so he ___ them for her. After that, he ___ her desk, and she said, Thank you for making my day better.