m so hungry that I want to have lots of to eat.改错、、、 还有Sandy is good at cooking,so we needn't worry about not have dinner then.

m so hungry that I want to have lots of to eat.改错、、、 还有Sandy is good at cooking,so we needn't worry about not have dinner then.
m so hungry that I want to have lots of to eat.改错
、、、 还有Sandy is good at cooking,so we needn't worry about not have dinner then.

m so hungry that I want to have lots of to eat.改错、、、 还有Sandy is good at cooking,so we needn't worry about not have dinner then.
I'm so hungry that I want to have lots of [food] to eat.（lots of后面必须有名词,或者你干脆把of去掉也可以）
Sandy is good at cooking,so we needn't worry about [having no] dinner then.(about是介词,后面要使用名词形式)

1. 去掉 of
2。have 变成 having

lots of 改 a lot
not have 去掉

我非常饿，想吃很多东西
桑迪做饭非常好，我们不需要担心饭的问题