初三年级英语将下列改写为宾语从句

1 that he hopes to learn English well
that they will come back in a few days
that Light travels faster than sound
if it take a long time to travel from Beijing to Nanjing
if I am interested in English

1 hopes to learn English well
2 they would come back in a few days
3 light travels faster than sound
4 does it take a long time to travel from Beijing to Nanjing?
5 if I was interested in English

I hope to learn english well we would come back in a few days Light travels faster than sound Does it take a long time to travel from Beijing to Nanjing?
am i interested in English.