dangerous danger worry worried a few a little few little

you are dangerous.//你很危险,对其他人有危险性 形容词,作表语
you are in danger.//你狠危险,处于危险中 名词作宾语
worry ['wʌri,'wə:ri] n.担心；烦恼；撕咬
vt.担心；发愁；折磨
vi.担心；烦恼；撕咬
worried adj.担心
a little 一点,少量 后面加不可数名词
a few 一些,几个后面加可数名词
few修饰可数名词复数；few (= not many; hardly any)含否定意义
little修饰不可数名词,表示“量”； little含否定意义(反义词：much)；a little含肯定意义(反义词：none)； 在非正式英语中,一般很少用little,常用not much,only a little来代替