有时a lot 放在句末如但有时放在句中间：her sister looks a lot like her,a lot应该怎样用呢
问题描述：
有时a lot 放在句末如但有时放在句中间：her sister looks a lot like her,a lot应该怎样用呢
答
其实这里a lot 与much用法基本相同,作状语,修饰动词或介词以及比较级.
根据状语的特点,可知:修饰动词,放在动词后面,修饰介词,前置
her sister looks a lot like her=her sister looks much like her.
不过a lot一般不用于否定句中.