Identify the part of speech of the word underlined in each sentence. 辨认每个句子中加下划线单词的词性。 (答案填写格式:n. / v. / adj. /adv.) 1. We went to a wonderful show in Beijing. 2. Jenny wanted to show Jack her photos. 3. Henry thought Claire looked beautiful. 4. A strange thought came into her head. 5. The windows are clean . 6. We should clean the windows. 7. Wendy is feeling quite tired now. 8. Studying all day had tired Wendy out. 9. We did some hard work. 10. They worked hard .