Question

---You look very tired.
---Well, __________my lessons all the afternoon

1. A.
   I have reviewed my lessons
2. B.
   I have been reviewing
3. C.
   I reviewed
4. D.
   I had reviewed

Answer 1

B
試題分析：考查時態(tài)：句意：--你看起來很累。-- 是，我整個下午都在復(fù)習(xí)功課。因為是過去到現(xiàn)在一直在做…，可能動作剛剛結(jié)束，但是影響還在，象這題中的You look very tired.可以用現(xiàn)在完成進(jìn)行時，選B。
考點：考查時態(tài)