it was on sunday that we went to the park.
强调句
it was sunday when we went to the park.
定语从句
关键就在于前面的介词on
有on的话去掉it is ...that句子是完整的所以就是强调句,没有的话就是定语从句
it was on sunday that we went to the park.
强调句
it was sunday when we went to the park.
定语从句
关键就在于前面的介词on
有on的话去掉it is ...that句子是完整的所以就是强调句,没有的话就是定语从句