There is ()()()【一些水】in the glass.

问题描述:

There is ()()()【一些水】in the glass.
It’s()()【有利于】()【读书】in the morning.=It's()()【有利于】()【读书】in the morning.

There is 【a little water 】【一些水】in the glass.
a little +名词=a bit of +名词It’s()()【有利于】()【读书】in the morning.=It's()()【有利于】()【读书】in the morning.It’s(good)(for)【有利于】(reading)【读书】in the morning.=It's(useful)(to)【有利于】(read)【读书】in the morning.