完形填空. Most people were asleep at night, but Frank was 1 . Frank was a night watchman. His work was to guard (保卫) a large factory. He had to keep everything 2 . He felt lonely (寂寞) because there was 3 there to talk with. Frank liked his work. If he heard a noise, he went 4 to see what it was. Most of time h e walked around inside the big building but he also walked around outside 5 . When he was 6 , he could sit on a chair by the door. In the winter it was very cold. He 7 a warm coat when he left the factory. Last night when Frank went outside, he heard a noise near the gate of the factory. He went very quietly to the noise to see 8 somebody was there, but he saw only a small dog. It looked cold and sad. He took the dog inside the factory and the happy dog 9 him around. The dog was a good friend for the night watchman. Frank was no longer 10 . He could talk to the dog. (      )1. A. at home (      )2. A. clean (      )3. A. somebody (      )4. A. quickly (      )5. A. at last (      )6. A. hungry (      )7. A. wore (      )8. A. who (      )9. A. looked after (      )10. A. busy B. at work B. healthy B. anybody B. slowly B. at once B. tired B. bought B. where B. waited for B. worried C. in bed C. sure C. nobody C. early C. at times C. ill C. put C. when C. laughed at C. lonely D. away D. safe D. everybody D. easily D. later on D. pleased D. dressed D. if D. ran after D. afraid