There____a lot of changes in beijing in the past few years.

来源:学生作业帮助网 编辑:作业帮 时间:2024/07/27 17:43:28
There____a lot of changes in beijing in the past few years.
x) H-JD4ļb<̬̼t$#U D!-\25X&H"v6 #,.5{6SV

There____a lot of changes in beijing in the past few years.
There____a lot of changes in beijing in the past few years.

There____a lot of changes in beijing in the past few years.
have been
有 in the past few years用现在完成时

were

have been 先看时态,,后看语态 有 in the past few years用现在完成时
和后面的changes保持一致 所以用have