i have know him since i have been here.为什么不成立

I don't have to introduce him to you( )you know the boy.A.unless B.sinc I don't have to introduce him to you( )you know the boy.A.unless B.sinc I do not know where they have laid him i have know him since i have been here.为什么不成立 I have known about Mr White but i don't know him.译成中文 I don't know him. I know of him 和 I know about him 和 I know him 有啥区别 i would have asked him to attend our gathering but i --his addressA didn`t know B hadn`t know C don`t know D wouldn`t know 有个小错I HAVE GOT TO KNOW HIM SINCE HE CAME HERE.( )改成( ) -Do you know who the s___ man is?I have never seen him before. How long you have knownhim? I ___(begin)to know him three years ago. There is -----(little) rice.I have to buy someThough I only know----（little）English,I can understand him I know him very well 的同义句I know him very well I ---- ---- ---- him. I know,I have you. 虚拟语气 i didn't know his telephone number.____ it,I ______ theni didn't know his telephone number.____ it,I ______ thenA.Had I known; would ring him upB.Should I know ;would have ring him upC.If I knew ;would ring him upD.Had I know; would have I didn't know his telephone numberA.Had I known; would ring him upB.Should I know ;would have ring him upC.If I knew ;would ring him upD.Had I know; would have rung him up请问这道题的选项为什么是D? After _____ him better ,I regretted _____ him unfairly .A.getting to know ; to judge B.getting to know ; to have judgedC.getting to have known; judging D.getting to know; having judged 英语翻译I knew him two years ago.[ ]I met him two years ago.[ ]I know him.[ ]I have known him for two years.[ ]We met in college.[ ]Glad to know you.[ ]Glad to meet you.[ ]I haven't seen him for a long time.[ ]How long haven't you seen him [ ]How