单词

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is

英 [ɪz] 美 [ɪz]

v. 是（be的三单形式）
n. 存在

双语例句

1. In conversational English " is not " often contracts to " isn't ".: 口头英语中is not 常缩写为 isn ‘ t.

2. There is ( but ) little hope.: 没有什么希望. ( 比较:There is alittlehope. 还有一点希望.)

3. Beauty is an attitude. It has nothing to do with age.: 美是一种态度，与年龄无关。

4. The best thing to do when entering unknown territory is smile.: 踏入未知地带最好的对策就是微笑。

5. A miracle is something that seems impossible but happens anyway.: 奇迹就是看似不可能，却发生了。