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Greek.Egypt n.—Egyptian(s) n.\adj I live in Egypt.—I’m an Egyptian.India n.—Indian(s) n.\adj I live in India.—I’m an Indian.66. nation n. national adj. nationality n. international adj. national adj. I will go shopping on National Day.nation n. Which nation would you like to visit?nationality n. What’s your nationality?international adj. Shanghai is an international city.67. electric adj. electrical adj. electricity n. electrician n. electron n. electronic adj. electric The child likes electric toyselectrical The electrical appliances make us live fortable.elecrticity We use elcricity every dayelectrician She works as an electricianelectrion There is a electron microsoope(電子顯微鏡)electronic Eevery day many electronic equipments were bought by many people68. add v. addition n. in addition to 除…外 add v. Add 3 to 8, and how much will you get? addition n. She speaks five foreign languages in addition to English.69. accurate adj. accurately adv. accuracy n. accurate adj. Abacuses are so accurate and fast that people still use them now. accurately adv. We can do a calculation accurately.70. amaze v. amazing adj. amazed adj. amazement n. amazingly adv. amazedly amaze v. It amazes me that anyone could be so stupid. amazing adj. I have an amazing story to tell you. amazed adj. She was amazed to discover the truth. amazement n. To my amazement, I passed the test easily. He looked at me in amazement. 71. solve v. solution n. solve v. It’s difficult for me to solve the problem. solution n. Can you a solution to the problem?72. percent n. percentages n. percent n. Nearly ten percent of all children attend private school. percentages n. The calculator can calculate percentages and square roots. 73. need v. necessary adj. unnecessary adj. necessity n. need v. He doesn’t need any help. necessary adj. It’s necessary for us to learn English well. unnecessary adj. It’s unnecessary to help him with his homework. necessity n. Clean water is a necessity of life.74. sleep v. sleepy adj. asleep adj. sleep v. Did you sleep well last night? sleepy adj. The medicine may make you feel a little sleepy. asleep adj. He was very tired and fell asleep soon. 75. especial adj. especially adv. especial adj. He has an especial interest. especially adv. She loves animals, especially dogs.76. high adj. height n. high adj. The price of this watch is high. height n. The nurse is going to check your height.77. health n. healthy adj. unhealthy adj. healthier adj. ( more healthy 錯(cuò)誤) health n. Fresh fruit is good for your health. healthy adj. He has a healthy diet. unhealthy adj. French fries are unhealthy food. healthier adj. His father is healthier than hers. n.amp。 v. interesting adj. interested adj. interest namp。 v. He showed great interest in this book. interesting adj. The film is very interesting. interested adj. He is interested in the book. v. n. cooker n. cookery n. cook v.amp。 n. He cooked some food for us. He is a good cook. cooker n. My mother bought a new cooker yesterday. cookery n. She is watching the cookery programme now.80. build v. builder n. building n. built v. I always see the builders build buildings and the park also was built by these builders