关于even的用法1、I haven''t even heard of it.2、He even didn''t trust his best friend.为什么在第一个句子中even要放到haven't之后,而在第二句子中要放到didn't之前.have和do不都是基本的助动词吗,知道的麻烦

关于even的用法1、I haven''t even heard of it.2、He even didn''t trust his best friend.为什么在第一个句子中even要放到haven't之后,而在第二句子中要放到didn't之前.have和do不都是基本的助动词吗,知道的麻烦 even if 的用法 even的用法 even的用法 关于英语,有人进来看一下?关于even have的用法一I am even less lucky. I never catch anything--not even old boots. 想知道even在此两处的的作用（强调?）.但是在什么情况下要用even,什么情况下不用呢? 二Twenty I haven't even started studying.语法点在哪里? I haven't even touched your tooth yet急呀【： I dont have 与I haven't got的用法与区别 I hope I haven't failed.这里完成时的用法是什么?RT even的用法,说重点 It is mainly because I haven't got enough money.中mainly的语法用法 关于现在完成时的未完成用法 的否定句 终止性动词可以用与未完成用法的否定句中吗?比如I haven't got a letter from him since left.请大家给我详细解释一下,谢谢大家~!~~~~~~~~~~~~十分感谢! 英语连词成句：even,pet dog,might,keep,I,a并附上even的意思及在句子中的位置,及even的一般用法 not since开头的用法I haven't seen my uncle since I was a child.(begin with not since) Even if 的用法第一句：Even if nobody know that 第二句：I do not careif 的意思及用法,怎么把这两句连成一句? I miss you so much already and I haven't even left yet! I miss you so much already and I haven't even left yet!中文意思 I miss you so much already and I haven't even left yet! 中文