so and neither with auxiliaries for agreeingAgreeing with someone using So do I and Neither do I.Related learning areasEnglish GrammarRelated conceptsas … as for saying things are the sameAuxiliary verbs in short answersbe going to — plans and intentionsbe going to — predictions from present evidenceChoosing between present, past, and future verb formsComparative adjectivesComes afterAuxiliary verbs in short answersQuestionsAll questions in this subjectStart learningStart free practice