1 - we would go shopping if the shops were open.
2 - i would order a lemonade if they had it
3 - our neighbours would help if we asked them
4 - if i needed a book on astronomy i would go to the library
5 - if he spoke english he would not need a translator
i would go for a walk if the weather was fine.
if i was not on a diet i would eat this cake
if i could drive i would buy a car
if i didn't work in the city centre i would live in the country
if i knew many people i would organize a big party