I know you would be a happy person now if ...

★ Conditional Tenses

I know you would be a happy person now if you ___ a major in chemistry when you were young.

A. had done

B. did

C. would have done

D. were doing

Preview next quiz:

If we … more time, we … another day in London.

A. would have – had spent

B. had had – would’ve spent

C. had – will spend