answer back
词形变化：
动词过去式: answered | 动词过去分词: answered | 动词现在分词: answering | 动词第三人称单数: answers |
同义词：
reply | respond | rejoin | solve | response | solution | react | fulfil | reaction | key | counter | resolve | resolution | retort | satisfy | lay to rest | riposte | rejoinder | way out | suffice | denial | explication | tell | explain | unravel | favor | acknowledge | serve | do | solvent | result | return |
反义词：