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
- Were
- Is
- Are
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
- On
- In
- At
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
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