Zoom did his homework yesterday 改为一般疑问句(讲解)
问题描述:
Zoom did his homework yesterday 改为一般疑问句(讲解)
答
Did Zoom do his homework yesterday?(实义动词DID 作谓语,一般过去时,变一般疑问句时在句首加助动词DID,原来的动词DID 要变回原形do)