2. A. happy 　　　　　 B. angry 　　　　　　　 C. sad 　　　　　　　　　 D. worried 3. A. While　 　　　 B. As soon as 　　　 C. If 　　　　　　　　　　 D. As quickly as

15.　 D。作为小偷，他们从未因看见警察而如此高兴过。

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Debbie got up early last Saturday morning. She wanted 　1　 　in Green Park with some of her friends. She was very 　2　 　about it. 　3　 　she was ready, she got on her bike and 　4　 　for the park -- it was on the other side of the town. Suddenly, as she was riding fast, she 　5　 　sirens (警笛). The sound of the sirens was getting 　6　 , so Debbie looked 　7　 　her to see what was happening. As a result (结果), she fell off her bike and lay in the middle of the road. Luckily, Debbie wasn’t hurt, 　8　 　a car hit her bike. After the car 　9　 , two men got out and started running. 　10　 , a police car stopped next to the same car and three policemen got 　11　 　and started running 　12　 　the two men. One of the policemen shouted, “Stop the thieves (贼)!” 　　 　13　 　a policeman came to see Debbie. He thanked her because, in a 　14　 , she had helped them 　15　 . 1. A. goes to skate　 B. go skating　 C. going to skate　　 D. to go skating

14.　 D。门打开了，他们走出电梯。

13.　 A。警察打开电梯门。

12.　 C。这对于他们来说，的确是一个很特别的时刻。

11.　 B。此时人们还在各自的家中和家人团聚。

10.　 C。根据常识，他们把偷来的箱子当作自己的圣诞礼物。

9.　　　 D。现在分词做伴随状语。

8.　　　 A。上文已有这个词组，表示一直被关在电梯中达两小时之久。

7.　　　 B。此处took为“拿”的意思。