It all began a year ago when albert returned home one evening and found a large dog in front of his gate. He was very (23 )of animals and as he happened to have a small piece of chocolate in his pocket , he gave it to the dog. The next day the dog was there again. It held up its paws and received another piece of chocolate as a reward. Albert called his new friend ‘bingo'. He never (24) the dog' s real name, (25) who his owner was. However Bingo appeared regularly every afternoon and it was quite clear that he preferred
chocolate (26) bones. He soon grew (27 ) with small pieces
of chocolate and demanded much more a day. Whenever at any time Albert didn't do his duty , Bingo got very angry and (28) to let him open the gate. Albert could do nothing but let it get into his (29 ) house. He spent such a large part of his weekly wages to keep Bingo supplied with chocolate (30) in the end he had to move to a place when the dog could not find him.
21. A. by B.of C.about D. for
22. A. offer B. afford C. refuse D. agree
23. A. interested B. tired C. afraid D. fond
24. A. asked B.searched C. found D. found out
25. A. or B. nor C.and D.either
26. A. of B.than C. to D. rather
27. A. used to B. taller C. angry D. dissatisfied
28. A. prevented B. resisted C. offered D. refused
29. A. empty B. small C. big D.own
30. A. and B. that C. then D. but