Yesterday I had an interview with Dr Louis, (20) ___an_____ expert on teenage problems. He said teenagers today had many problems. “Many teenagers often stick to their smartphones and do not spend enough time studying,” Dr Louis said. He also stated that some teens always (21) ___argued_____ with their parents about many things. They might find it hard to study school subjects and keep up with friends. Many of them did not have enough time to relax, (22) __so______ they felt tired and could not focus on studying. I asked (23) _____if___ there were any ways to help solve these problems and Dr Louis suggested some ideas. He said the first thing was to reduce teens’ time on their phones because this would help them focus more on schoolwork. Secondly, they should talk to their parents about their feelings so that they could understand each other. Thirdly, schools should (24) ___assign_____ less homework and create more outdoor trips. These solutions would help teenagers have a better life.