many changes have taken place in my hometown.为什么是主谓结构,谓语是have 还是 have taken place

Many changes have taken place since ·In recent years there have been many changes,可否写成In recent years there were many changes, how many changes have taken place in people's life today 用中文翻译 There have been many great changes in our city____（最近几年） The changes about our country have brought many benefits in the past three years改错 急 The changes about our country have brought many benefits in the past three years改错 Many changes have taken places in my hometown in r___（近来的）years there have been many changes in ______（recently）years请解析 为什么要用形容词 The changes about our country have brought many benefits in the past three years改错 A great many changes have taken place in China since…的意思? 英语翻译since then jeans have been though many different changes in style. There have been many changes in this place. 这句中为什么用have?主语是什么?用have的决定因素是什么 many changes have taken place in my hometown.为什么是主谓结构,谓语是have 还是 have taken place There have been many changes in this place.这句中为什么用have?主语是什么?用have的决定因素是什么 There have been many change in Beijing.(同义句）Many changes ____ ____ ____in Beijing.急 many changes to this place 高中英语单选19Since then jeans____through many different changes in style.a.have beenb.had beenc.wered.are Many changes()place over the years in Guangzhou.A.will take B.take C.have take D.took