一些英语问题①but i don't know what to wear in hangzhou 为什么what后要加t
5个回答

‍‍特殊疑问词+不定式为常用搭配,相当于一个从句.what I should wear.

to go 作定语修饰time,为非谓语动词做后置定语用法.go vacation 没见过,go on vacation可以.

have a great time =have fun =have a wonderful time=enjoy oneself ,玩得开心,后面如果加动词,需要使用其现在分词.此为固定用法.

what my favorite weather is是宾语从句,应当用陈述语序.

weather是不可数名词.