把下列句子改写成一般疑问句
问题描述：
把下列句子改写成一般疑问句
1.I have paid the money.
2.He has come home.
3.We have visited the place before.
4.Mary has learnt the song.
5.Miss Black has taught them this song.
6.She has taken her son to the hospital.
7.They have been to the Great Wall twice.
答
have you paid the money?has he comes home?have you visit the place before?has Mary learnt the song?has Miss Black taught them this song?has she taken her son to the hospital?have they been to the Grea...