gerat changes have taken p;ace in our dass recently

gerat changes have ___ ___(发生）in Beijing. gerat changes have taken p;ace in our dass recently You could have been gerat,I could have been love you 英译汉:it is gerat fun to have sports aftera day's study it was gerat fun ( ) a pinic on the hill.A to have B of having选哪个,为什么? Great changes have taken place since liberation Great changes have taken place there. have changes to make friends是什么意思 What will the changes have怎么改 We have enough money to make changes. Hardware changes might not have been detected Many changes have taken place since There have been great changes in computers(同义句）Great changes have __ __in computers there have been great changes为什么用have been Great changes have taken place in my hometown since 1930.请问句子中的Great changes是什么意思? great changes take place since liberation 和 Great changes have taken place since liberation的区别 There have been great changes in Sunshine Town. 同义：Great changes have___ ___in Sunshine Town. good well gerat nice的区别