请老师们帮我看下 23题，为什么只能选C.warning? 为什么expecting和 recommending不能用？
One morning Ann’s neighbor Tracy
found a lost dog wandering around the local elementary school. She asked Ann if
she could keep an eye on the dog. Ann said that she could ____21____ it only
for the day.
Tracy took photos of the dog and ____22____ 400 FOUND fliers, and put
them in mailboxes. Meanwhile, Ann went to the dollar store and bought some pet
supplies, ____23____ her two sons not to fall in love with the dog. At the
time, Ann’s son Thomas was 10 years old, and Jack, who was ____24____ from a
heart operation, was 21 years old.
Four days later Ann was ____25____ looking after the dog, whom they had
started to call Riley. When she arrived home from work, the dog ____26____
itself against the screen door and barked ____27____ at her. As soon as she
opened the door, Riley dashed into the boys’ room where Ann found Jack
____28____ from a heart attack. Riley ran over to Jack, but as soon as Ann bent
over to help him the dog went ____29____.
“If it hadn’t come to ____30____ me, the doctor said Jack would have
died,” Ann reported to a local newspaper. At this point, no one had called to
claim the dog, so Ann decided to ____31____ it.
The next morning Tracy got a call. A man named Peter ____32____ his
lost dog and called the number on the flier. Tracy started crying, and told
him, “That dog ____33____ my friend’s son.” Peter drove to Ann’s house to
____34____ his dog, and saw that Thomas and Jack were ____35____ in the window.
After a few moments Peter said, “Maybe Odie was supposed to find you, maybe you
should keep it.”
21. A. protect B. track C. raise
D. watch
22. A. gave out B. printed off C. spread out
D. put up
23. A. wanting B. expecting C. warning
D. recommending
24. A. returning B. recalling C. recovering
D. revising
25. A. even B. stillC. just D.
ever
26. A. threw B. pressed C. lay
D. rested
27. A. excitedly B. obviously C. madly
D. immediately
28. A. suffering B. shouting C. surviving
D. sweating
29. A. curious B. amazed C. wild
D. silent
30. A. ask B. get C. request
答案: 21.D 22. B 23.C 24.
C
……
23题为什么不可以是 "期待/建议她的儿子不要爱上狗"，虽然 Ann不想留下这只狗，为什么，就一定是"警告儿子不要爱上狗呢"？为什么不可以是 "期待或建议儿子不要爱上狗"？
