Let’s go and have a rest,      we?

It is very important ＿＿＿people to have food and water every day.

—     do you surf the Internet?—Once a week.

---She’s seldom asked to do housework at home,        she?---      . Her parents are very busy with their work, so she has to do the laundry every day.

 —Your brother’s never careless, _______ he?—_______ ,  he often makes mistakes.