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are is区别

are is区别

arev./aux.是(be的第二人称复数现在时,第一、三人称复数现在时);

isbe 的第三人称单数现在时形式,常放在其他词后缩写为 -’s

Patience is one of the most important attributes in a teacher.

耐心是教师最重要的品质之一。

A single red LED shows that the power is switched on.

单支红色发光二极管表示电源已接通。

No new SARS cases have been reported in the region.

该区没有新增非典型肺炎病例。