He(visit) a very interesting lecture on a healthy lifestyle this week. Physical exercise (help) her to feel and look better? Teenagers' smoking (create) problems for their health. He is busy/He(write)an essay about smoking. She...

He(visit) a very interesting lecture on a healthy lifestyle this week. Physical exercise (help) her to feel and look better? Teenagers' smoking (create) problems for their health. He is busy/He(write)an essay about smoking. She(not to join)a school Tennis Club yet. Who(surf )the Internet the whole day?