I have been working hard ______ arithmetic?
- Upon
- In
- At
- On
Explanation
Usually the word Work is followed by preposition On.
I am working on this topic.
She is working on arithmetic.
He is working on a new project.
Related MCQs
- I have no any friends
- I have not any friends
- I have no friends
- I has no friends
اس سوال کو وضاحت کے ساتھ پڑھیں
- Over
- At
- On
- None of these