16.阅读下面短文,从各题所给的A、B、C、D四个选项中选出能演人文章中相应空白处的最佳答案。
Shadow is my pet dog. He is small and black. But that's not all. My dog has something (1) . He has white socks. Ha!Ha!Of course, they are not real ones, they are his white feet. We gave him the name of Shadow (2) he is black as a shadow (影子).
When shadow got bigger, my mom started to call him (3) . I'm not sure if Shadow likes it, but he moves his head when Mom says"Trouble'".
(4) , my dog doesn't give me any trouble (麻烦) at all. When I go outside, he usually follows (5) . He usually sits next to me quietly when I watch TV. I don't (6) why Mom calls him Trouble.
One day, I said, "Mom, I'll go to walk Shadow." "(7) ," said my mom, "it is my turn to walk Trouble. "Look! Mom really (8) Shadow, but she still calls him Trouble.
Another day, my mom wanted to go outside to drink her (9) . She looked at Shadow and said, "Come on, Trouble, let's go outside for tea." Shadow moved his head and (10) her outside. Look!Shadow is not any trouble at all.