Помогите 3 упр!Пожалуйста

Have you ever won chess games?
yes, i have
have you evermaked a cake?
No, i have't
have you ever sent an e mail?
yes i have
have you ever spent your holidays abroat?
yes, i have
have you ever bought a pet?
no, i havent
have you ever tought aany school subject?
yes, i have
это половина