He has been__ the book since last September.

He has been__ the book since last September.

A writing on B working on C writing at D working at

选哪个,原因是?

问答/124℃/2024-06-30 17:08:22

优质解答：

B working on 专注于某一件事 可以是读书或者创作书 另 Writing是及物动词不用加介词所以A C不对 Working at的词组搭配不对

我来回答

猜你喜欢