In the past few years ,many buildings have be built in my hometow_英语解答

In the past few years ,many buildings have be built in my hometown.为什么用be不用别的系动词
The trip is going to last three weeks.为什么last不加ed?

人气：265 ℃　时间：2020-09-30 23:46:49

解答

第一个句子不对,应该是have been built, 首先语态是被动语态,所以是be + 过去分词的形式,而时态是现在完成时,所以应该用have been第二句last是持续的意思,旅行将要从持续三周时间.是现在进行时表示将来可能发生的事,...