go什么时候加ing什么时候加es答:(5)注:不规则动词的过去式变化规律性不强,须多加记忆。 go - went,make - made, get - got ,buy - bought ,come - came ,fly-flew ,is/am-was, are-were ,see-saw ,bring-brought,do-did,teach-taught, think-thought, are-were, say-said,sit-sat. [编辑本段]用法: (1)表示过去某一时...