EX7: Mark the letter A, B, C or D to indicate the option that best completes each of the following exchanges.
1. A: Do you ever think about your childhood? - B: "___"I miss those carefree days.
A. All the time!
B. Have a good day
C. I feel very bored
D. Yes, please
2. A: I can't believe it's been 10 years since we graduated high school. - B: " _ "
A. You should do it 
B. Time flies, doesn't it?
C. It's my pleasure
D. That's a great idea
3. A: I found some old photos of us from our trip to the beach. - B: " ," that brings back memories!
A. How crazy
B. That's right
C. Thanks a lot
D. Oh wow
4. A: Do you remember that time we got lost in the woods? - B: How could I forget? 
A. Sure. That's right.
B. I suppose it was.
C. It was terrifying!
D. That's cool!
5. A: I was just thinking about our first date. - B: " ___." It feels like yesterday.
A. No, I don't
B. Never mind
C. No, thanks
D. Me too
6. A: I miss my grandparents so much. - B: I know. "__"
A. Cherish the memories you have of them.
B. Congratulations!
C. Stay calm. I'll help you review.
D. Well done! You did a really good job!
7. A: "___ "- B: Me too, but we can only move forward.
A. I'm very well
B. Sometimes I wish I could go back in time
C. I'm busy now
D. I'm free right now
8. A: I'm so glad we've stayed friends all these years. - B: Me too. "___"
A. It's been a great journey
B. I don't think so
C. You're welcome
D. I agree with you
9. A:"_"- B: Yeah, especially when I hear old songs.
A. Yes, of course. It's expensive.
B. Certainly. Do you like it, too?
C. Do you ever feel nostalgic?
D. Thanks. My mother bought it for me.
10. A: It's important to remember where we came from. - B: " ____ ." It helps us appreciate how far we've come.
A. Not very near.
B. Absolutely
C. It's so interesting.
D. About 5 kilometres.