invention n. 1.[U]发明，创造：Necessity is the mother of invention. 需要是发明之母。2.[C]发明物，创造物：the invention of the steam engine 蒸汽机的发明 / The telephone is a wonderful invention. 电话是一项很奇妙的发明。

inventor n.[C]发明者，创造者：Bell was the inventor of the telephone. 贝尔是电话的发明者。

invite v.1.邀请，招待：She invited me to her party. 她邀请我去参加她的聚会。/ Why don’t you invited me in? 你为什么不请我进去？/ He was invited to speak at the meeting.他被邀请在会上发言。2.请求：After his speech he invited questions and comments (from the audience). 他讲完话后请听众提问题和意见。

island n.[C]岛：Malta is an island. 马尔他是一个海岛。/ A bridge connects the two islands. 一座桥连接了这两个岛。

it pron. 1.它：I don't like it. 我不喜欢它。/ It's mine, not yours. 它是我的，不是你的。/ How much did it cost? 它花了多少钱? 2.(表示天气、时间、距离等的词)：It’s hot today. 今天天气很热。/ It’s six o’clock. 六点钟了。/ It is ten minutes’ walk. 走十分钟就到。3.(指性别或身份不明的人)：Is it a boy or girl? 是男孩还是女孩? / There is a knock on the door. It must be the postman. 有人在敲门，一定是邮递员。4.(先行代词，作形式主语或宾语)：It’s a pity that you forget. 你忘记了，太遗憾了。/ It’s certain that we shall succeed. 我们一定会成功的。/ We found it difficult to do so. 我们觉得这样做是困难的。

Italian adj. 意大利(人)的，意大利语的：She's married to an Italian actor. 她和一位意大利演员结了婚。n. 意大利人，意大利语：Italians make delicious ice-cream. 意大利人做的冰淇淋很好吃。Do you speak German or Italian? 你会讲德语或意大利语吗?

Italy n. 意大利：I love Italy, especially in summer. 我喜欢意大利，尤其是在夏天。

its pron. 它的：France is famous for its wines. 法国因它的酒而出名。/ Put it back to[in] its place. 把它放回到原处。/ Here is my dog. Its name is Tom. 这是我的狗，它的名字叫汤姆。/ She gave the baby its food. 她给了婴儿一些吃的。/ The dog hurt its foot. 这条狗伤了它的脚。

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