Lucy,could I use your computer?Sorry,I'm going to _____ now.A：work at it B：work it at C：work it on D：work on it（告诉语法啊）

Lucy,could I use your computer?Sorry,I'm going to _____ now.A：work at it B：work it at C：work it on D：work on it（告诉语法啊）
Lucy,could I use your computer?Sorry,I'm going to _____ now.
A：work at it B：work it at C：work it on D：work on it（告诉语法啊）

Lucy,could I use your computer?Sorry,I'm going to _____ now.A：work at it B：work it at C：work it on D：work on it（告诉语法啊）
D：work on it
怎么解释呢,work on从事
没有work at这个短语啊

选D，是一般将来时

D
work on
从事于，致力于
work on / [work on sb/sth] phr v 1 to spend time working in order to produce or repair something
例：He has spent the last two years working on a book about childcare...

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D
work on
从事于，致力于
work on / [work on sb/sth] phr v 1 to spend time working in order to produce or repair something
例：He has spent the last two years working on a book about childcare.
Every weekend you see him working on his car.
2 to try very hard to improve or achieve something
例：A trainer has been brought in to work on her fitness.
work at [work at sth] phr v to try hard to improve something or achieve something
例：Learning a language isn't easy. You have to work at it.

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1、work at从事于……；致力于……
work on影响，对…起作用；继续工作；从事于…；设法说服
2、这个题不是考词组，是考介词
at prep. 在（表示存在或出现的地点、场所、位置、空间）；以（某种价格、速度等）
on adv. 向前地；作用中，行动中；继续着
prep. 向，朝……；关于；在……之上；在……...

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1、work at从事于……；致力于……
work on影响，对…起作用；继续工作；从事于…；设法说服
2、这个题不是考词组，是考介词
at prep. 在（表示存在或出现的地点、场所、位置、空间）；以（某种价格、速度等）
on adv. 向前地；作用中，行动中；继续着
prep. 向，朝……；关于；在……之上；在……时候
adj. 开着的；发生着的，正在进行中
3、选D.
在电脑上工作即work on the computer
在工厂工作即Work in the factory

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选D. work on 在这里不是做一个短语来解释的。应该是i am going to work,在什么地方work呢，on the computer,那么由于the computer前面已经提及过，所以这里用it来指代the computer，所以是work on it。而我们不说work at a computer。

选C啦
动宾短语，当用it作为宾语时，it要放中间，这是规定的。
所以先排除A / D
接下来考动词短语搭配，work on 从事于，，继续做某事，所以答案出来了，

D
不要什么都用语法解释，多背多读培养语感好了。
很多就是习惯表达