Перефразируйте, с использованием наклонений англ языка( Subjunctive Mood, Indicative Mood, Conditional Mood):
1) you look awful. Have you been unwell?
2) we really ought to pay the bill now
3) it’s a pity you didn’t tell us that you leaving
4) she isn’t the member of the club. Still her manner is very authoritative
5) I’ve love to be able to play piano
6) her constant criticism of me gets on my nerves