[填空题]Young people tend to be critical of their parents at times and blame them for most of the misunderstandings between them. I think it is true that parents often underestimate their teenage children and also (36) how they themselves felt when young.
For example, young people like doing things on spur of the moment: it is one of their ways of showing that they can accept a (37) . Older people worry more (38) ; most of them plan things ahead, at least in the back of their minds, and do not like their plans to be upset by something (39) .
So my advice to you is this: when you want to borrow the family car or get your mother to mend something for you, you will have better success if you can possibly ask in advance.
Young people also make it harder for their parents to trust them because they like to (40) them. They say things like "Everybody we know drives at ninety miles an hour", or"We’ve all decided we won’t study