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Unit 3 Inventors and inventions Ⅰ.单词拼写 1．It was hard to________(辨别) one twin from the other. 2．He ate a light lunch in________(期望)of a good dinner. 3．They chatted________(愉快地)． 4．In this resort, you can enjoy all the comfort and________(便利) of modern tourism. 5．He________(拨) the number and waited. 6．Ralph________(轻拍) me on the shoulder. 7．This ladder doesn't seem very________(稳固的)． 8．The train came to an________(突然的) stop, making many passengers fall off their seats. 9．Every________(文件)on the same desk must have a different name. 10．The packet of white________(粉末)the police found in his room turned out to be cocaine. 答案：1. distinguish 2. expectation 3. merrily 4. convenience 5. dialled 6. tapped 7. stable 8. abrupt 9. file 10. power Ⅱ.完成句子 1．The beggar________ ________(把手迅速伸入) his pocket and took out several coins. 2．Finally the operator________ ________ ________(给我接通) to Mr. Smith. 3．I will________ ________ ________(给你打电话) tomorrow morning. | 
