quite a bit / a lot造句

I ate quite a bit/a lot of food during lunch today.
我午餐时吃了很多食物.

I've slept quite a bit/a lot during the past few days.
我过去几天睡的很多.

I have quite a bit to explain to you.|
我有好多东西要跟你解释
She has made quite a lot of suggestions.
她提了好些建议。