语法总结
should 表示建议
should + 动词原形表示应该做某事。
例：You should drink a lot of water.
What's wrong with...?
询问某人哪里不舒服。
例：What's wrong with you? I have a cough.
What's wrong with ...?
询问某人或某物出了什么问题，回答常用 have + 疾病名词。
例：What's wrong with Kitty? She has a cough.
should / shouldn't 提建议
should 后接动词原形，表示应该；shouldn't 表示不应该。
例：You should drink water. You shouldn't eat too many sweets.
too many 与 too much
too many 修饰可数名词复数，too much 修饰不可数名词。
例：too many sweets; too much water.