Mark the letter A, B, C, or D to indicate the correct response to each of the following exchanges.

17. “Why don’t we visit the Happy Mind Charity Centre this weekend?” – “____”

A. Because it is so useful.                               B. That’s a good idea!

C. I’ll tell you about this centre.                     D. Until next time.

18. “Hello, I’m Minh, the leader of Dream Sky volunteer team.” - “            ____”

A. Nice to meet you. I’m John, from Volunteer Bolivia.      

B. It's nice of you so say so, I'm John, from Volunteer Bolivia.

C. Fine, see you again soon, Minh.                           

D. Don’t mention it. I'm John, from Volunteer Bolivia.