have done quit的意思 They all think that girl has done quite a

have done quit的意思 They all think that girl has done quite a bit of reading.
have done quit的意思
They all think that girl has done quite a bit of reading.
他们都认为这个女孩一定读了不少书.
那么has done quite 是不是一定的意思
有没有什么用法,请写清楚