If only my grandpa______this together with us now!A had seenB could seeC must seeD should see我知道该句子是虚拟语气,但是怎样判别它是主句还是从句?

only if if only you take my life away 的中文意思 If only you were by my side怎么翻译 if you wanna be my only在哪能下到? if only it would be my time是什么意思 only if my dear feed me 中文意思 only if/if if only ,if necessary Only my my only My only If you are only my dream that please,you leave my world and is me.英译汉 If my life is a joke,you are in my life the only true. If you don't be my wife,I will you be my lover,only mine! If only和Only if区别是什么 if only only if有什么区别 only if 和 if only怎么样区别? If only和Only if区别是什么