We shouldn't eat too much meat to keep fit
We shouldn't eat too much junk food to keep fit
We shouldn't stay up too late to keep fit
We shouldn't smoke to keep fit
We shouldn't drink too much wine to keep fit
We should stop poluting water to protect environment
We should keep the factories from producing poisonous air to
protect environment
We should stop using plastic bags to protect environment
We should clean up the rubbish to protect environment
We should ruduce noise from cars and factories to protect environment