• 音标
  []　
• 词性及解释
  be的现在式第三人称
  【计】 加下标次序, 信息系统, 国际标准, 中间系统
  v. 是
• 例句
  搜索更多短句
• 相关词条
  IS is. there is reason is that is is-command Speech is silver and silence is golden. Where there is life, there is hope. Where there is smoke , there is fire Where there is life , there is hope Promise is debt. IS spike sporoderm[is] IS element IS-COM as is... he is Is genes MPS IS

vi.
1. (用于第三人称单数现在时)是[L]
The picture on the wall is beautiful.
墙上的画很美。
Mr. Smith is a very good English teacher.
史密斯先生是个很好的英语教师。
v.aux.
1. (与v-ing连用构成现在进行时;与v-ed连用构成被动语态)
Mr. Ward is known as a great painter.
沃德先生是一位遐迩闻名的大画家。
What is she doing over there?
她在那儿做什么?