题目内容
【题目】在横线上写出适当的介词,将句子补充完整。
1. Lily and her brother are cooking dinner ______ their family.
2. Some ducks are hiding ______ the tree.
3. Come _____ my house, please.
4. People are rowing their boats _______ the river.
5. _____ your help, I get good grades.
【答案】1. for2. under3. in4. on5. With
【解析】
略
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