26. --- Has he returned the book to our library?
--- No. He has _______ it for several months.
A. borrowed B. lent C. kept D. bought
27. It was such a funny show that people couldn’t stop _______ again and again.
A. laugh B. to laugh C. laughing D. laughs
28. --- Have you finished your homework?
--- _______. Just half of it. How about you?
A. Not at all B. Of course C. Not a bit D. Not yet
