2.He had a birthday party on May 10.(改否定句和一般疑问句
1.I wanted to help her wish English last night.(改一般疑问句）
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3.Julie studied for exams.（改一般疑问句）
4.My classmates and I went to the mountains on Satauday.（画线部分My classmates and I）（画线部分提问）