阅读下面短文，按照句子结构的语法性和上下文连贯的要求，在空格处填入一个适当的词或使用括号中词语的正确形式填空
We all know that exercise is 小题1: important part of a healthy lifestyle. You will get a better general fitness with 小题2: (strong) bones and muscles. It will stop you putting 小题3: weight and you’ll feel happy 小题4: you have done something good. It’s also an opportunity to meet up with friends or make new ones.
小题5: , not everyone likes doing exercise or playing sporting. But don’t you think it’s time to stop 小题6: (make) excuses and start doing something fun and healthy?
Here are some excuses young people use 小题7: they don’t want to exercise: “None of my friends or family does it.”“It’s a boy thing.”“It’s sweaty.”“I don’t want muscles.”“I’m overweight.”“I don’t like joining teams.”“I’d rather play with the computer.”
“It’s not cool.” Try 小题8: (tell) David Beckham this? All right, we can’t all reach the very top, but we can benefit 小题9: being fitter. People who tell you it’s not cool are usually the 小题10: who couldn’t run to catch a bus if their lives depended on it.