求助各位大佬，帮我看看下面两个句子有没有大小写、标点符号、语法之类的错误
1.In my opinion ,the key is “how long do you use it and what do you use it to do”.
2.We should go outside and do some exercises,chat with others,spend more time with families...
1.In my opinion ,the key is “how long do you use it and what do you use it to do”.
2.We should go outside and do some exercises,chat with others,spend more time with families...
