78. He lives alone in the ________ (荒芜的)island but he never feels lonely.

77. The World Trade Organization and the United Nations are i__________ organizations.

第一节 单词拼写(共10小题，满分10分)

根据下列句子及所给的首字母或中文，在空白处填上各单词的正确形式

76. You can c___________with the people around in English through the Internet.

35. Look! Your shoes are so dirty. You________them yesterday.

　　 A. washed　　 B. had washed　　 C.　 should wash　 D. should have washed