用介词完成句子
问题描述：
用介词完成句子
1.Thank you .heping me
2.I haven't receivde a letter .my parents, so I miss them very much
3.put a number .the top-right corner of the paper
4.I'm willing. have a penfriend in Canada
5.Please write your address . the envelope
在.处填价次.谢谢
答
1.Thank you ...for...heping me 2.I haven't receivde a letter ...from...my parents,so I miss them very much 3.put a number ..on...the top-right corner of the paper 4.I'm willing...to...have a penfriend...