there is no simple answer (as)is often the case inscience.为什

there is no simple answer (as)is often the case inscience.为什 31.There is no simple answer,_____ is often the case in scie As the case is often和As it often the case As is it 和As it is She is absent, as is often the case.译文 There is not a simple answer as is often the case,we have worked out the As is often the case,whenever i spoke,he spoke. As is often the case和A case in point is Li Ming is late, as is often the case中as为什么不能用which替代 as is the case with . There is not a simple answer 什么意思 The Answer Is No Forever