4) If I ____ more time, I would have gone with him. A. had B. had had C. have had D. would have

5) If he ___ to the teacher attentively, he ___ the answer to the problem now. A. had listened, would have known B. listened, would know C. listened, would have known D. had listened, would know

6)___, I would take an umbrella with me. Had I been you B. I were you C. Were I you D. I had been you

7) If you were older, I ____ you to go there yesterday. A. will allow B. should allow C. would have allowed D. had allowed