将下列句子合并成含有宾语从句的句子

1.I ask her if Tom likes English.
2.Could you tell me if Indians eat with their right hands?
3.Peter didn't know that it is impolite to eat noisily.
4.I think that you did better than me.
5.I know that he is good at cooking.

1.I asked her if Tom liked English .
2.Could you tell me if Indians ate with their right hands.
3.Reter didn't know it was impolite to eat noisily.
4.I thought you did better than me.
5.I know he was good at cooking.

i asked her whether Tom like English
Could you tell me whether Indians eat with their right hands?
Reter didn't know that It's impolite to eat noisily
I think that You did better than me.
I know he is good at cooking.