高中英语：强调句型只能是It is/was而不能是It were?

高中英语：强调句型只能是It is/was而不能是It were? 强调句型 it is 还是it was? 强调句型和定语从句It was a city whose hospitals were gone.这句话是定语从句还是强 关于“it is/was…”的强调句型中的连接词. it was/is ...that/who...是强调句,但? 【造句】It is/was…that…的强调句型,It is/was not until+强调部分+that+其他 强调句it is（was) .that/who,其中it is（was)能不能写成it's/it was不能缩写么? it is/was...that/who..强调句型都能强调什么句子成分?同位语可以吗? it is time that 句型中跟过去式,当动词是be动词时,过去式用was还是were? 强调句式 It is 还是It was? 高中英语语法,it is 的强调用法 强调句中强调主语是it was i that met him yesterday,为什么是用i而不用me?