is过去式是was,它是一个动词,是be动词的一种,意思为“是、存在”。它的美式读法是[ɪz],英式读法是[ɪz],常放在其他词后缩写为 's,造句:This is a book.(这是一本书)。
be 的第三人称单数现在时形式,常放在其他词后缩写为-’s;
[例句]This is the one major drawback of the new system.
这是新系统的一大弊端。
过去式:was
The system was state of the art.
这一系统是当时最先进的。
It was a time of peak demand for the product.
那是对该产品需求最旺的时期。
Much of the form was not applicable to me.
表格中很多部分不适用于我。
For a long time his death was concealed from her.
他的死瞒了很长时间都没告诉她。
She was not only intelligent but also very musical.
她不仅聪明,而且极具音乐天分。
标签:英语,过去