I        my history this time yesterday. Now I      all my work for today.

1. A.
   reviewed; had done
2. B.
   was reviewing; had done
3. C.
   was reviewing; have done
4. D.
   reviewed; have done

I        my history this time yesterday. Now I       all my work for today.

A. reviewed; had done            B. was reviewing; had done

C. was reviewing; have done       D. reviewed; have done