All the students who would like to visit Shanghai Museum,___down names here.A.writing.B.to writ...

问题描述:

All the students who would like to visit Shanghai Museum,___down names here.A.writing.B.to writ...
All the students who would like to visit Shanghai Museum,___down names here.A.writing.B.to write C.write D.wrote
可是C的话为什么前面要加逗号呢?A为什么不行?

首先,中间逗号表示,逗号前后并不是同一个句子.
出题者问的是逗号后应该填什么.
分析句意,意思是“所有愿意参观上海博物馆的同学们,请把名字写在这里.”
逗号后应该用祈使句,表示指示同学们写名字.祈使句开头动词要填原型.