Reported Speech

Hallo,
kann mir bitte jemand bei 4 Sätzen zu englischer, indirekter Rede behilflich sein?
Why did they do it? zu
He asked why they had done ist.

Wait until I come! zu
He shouted that I had to wait until he came.
?

Isn´t it terrible? zu
He asked if it wasn`t terrible.

I didn´t tell you to talk. zu
He said that he had told me not to talk.

Bitte um Überprüfung, ggfs. Verbesserung.
D a n k e s c h ö n .................