is,am,are,was,were,being,been,to be怎么用答:is am are 用在一般现在时的句子中 were was 用在一般过去式的句子中 being 可以和别的助动词构成别的时态,例如will be beding.../have been being...been to 用在have/has been to中 意为曾经到过.to be一般用在非谓语中,例如, there are so many things to be done.
be were各怎么用?来人啊答:be是is,are的原型 [bi:; bi]意思一:prep.是, 在, 存在 现在时 I am, you are, he is, we are, you are, they are (缩略式 I'm, you're, he's, we're, you're, they're), (否定缩略式 I'm not, isn't, aren't), 过去时 I was, you were, he was, we were,...