Question

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

Answer 1

C
解析：
第一句話是說昨天的這個時候我正在復(fù)習(xí)，所以用過去進(jìn)行時；第二句是表示我已經(jīng)完成了今天的工作，是在強(qiáng)調(diào)結(jié)果。