第二节 完形填空
阅读下面短文，从短文后各题所给的四个选项（A、B、C、D）中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。（共20小题；每小题1.5分，共30分）
My previous home had a stand of woods behind it and many animals in the backyard. That first year, I_11__ feeding peanuts to the blue jays, then the squirrels. The squirrels had no__12__ coming up right to me for them. As the months went by, the rabbits saw that I was no 13 and didn’t escape. When I threw carrot slices(薄片)，they even came for a nibble(啃).Slowly they came to_14___ me, and by the end of the year they were eating out of my hand.
That second year, the rabbits__15___ me, and one would even sit up for slices! While I was feeding them, I _16___ that a groundhog who used to run away was now talking an___17___interest in this food situation. I carefully extended a long__18____, with a keen eye on those teeth, and _ 19 __,there were times I would have the groundhog sitting next to a rabbit, both munching(津津有味的咀嚼) on carrots. A few months later, while ___20___,she would even turn her back to me.___21 _when she was facing away, I reached out and ___22__scratched（搔）her back with my finger, She didn’t move.
By year three, the rabbits and the groundhog were back. The groundhog ___23__didn’t have a problem with me scratching her back, and I got an ides, I’d always___24__,while slicing up carrots, that the end looked like a cap.___25___one day, just to see what she would do ,I gently ___26__ one on top of the groundhog’s head. Again, not a ___27__,The next time, I had my camera ready to record what you see here, one of several dozen such pictures,____28___she had a slice to eat, she never ___29___ the one of her head. It was a fair __30__ —I got a pleasure, and she had yet another tasty treat.