Помогите решить 3 и 6 номера

1.2) Do you help your mother with the housework?3) Why are you always late for school?4) We are not so quite usually5) My father is on the computer often6) They never achive good marks for their exams2.When was you born?-bWhat was his job?-aHow old were we?-cWhy was he famous?-d