11. --- Have you seenT-shirt? I left it here an hour ago.
--- Is itblue one? I think someone has taken it away by mistake.
A. a; a B. a; the C. the; a D. the; the
12. --- Could I call you by the first name? --- Yes, of course you.
A. could B. will C. may D. might
13. --- Is Karl’s car a very new one?
--- No, he’sit since more than four years ago.
A. got B. had C. bought D. borrowed