Перевести из прямой речи в косвенную

A Ann asked the girls whether they were playing chess.
b He asked me how I had managed to solve it.
c The Frenchman wondered if the river Volga was in Russia.
d He wanted to know whether she would return their exercise-books that day.
e Nick wondered why their team lost games.
f We asked a passer-by if he knew where they lived.
g Bob asked Jane why she was shouting and wondered what her name was.
h The man wondered whether I could see the lights over there.
i Pam asked me if she would buy some new ones for her.