即使;即使;如果;仿佛

as if--仿佛，好像 
as if I were the lord of the universe 
仿佛我是这宇宙之主，注意要用虚拟语气 

even though--虽然，即使 
A liar is not believed even though he tells the truth． 
撒谎者说实话时亦无人置信。 
注意使用正常时态，表示让步 

even if:  

即使,虽然 


例句与用法

1.   Even if it will take me six weeks, I am determined to finish the job. 
即使这工作要花掉我六个星期的时间，我仍决心要把它完成。  
2.   Even if he said so, you need not believe him. 
即使他这么说，你大可不必相信他。  
3.   Even if one graduated from college, he should still continue to learn. 
即使大学毕业了也要继续学习。  
4.   Even if you saw him pick up the money, you can't be sure he stole it. 
就算你看见是他拾起的钱，你也不能肯定钱就是他偷的。  
5.   We'll go even if it rains. 
即使下雨我们也要去。  
6.   We should practice economy even if we are rich. 
即使我们富裕了也仍应该厉行节约。  
7.   Even if I fail this time, I would try again. 
即使我这次失败了，我还要再试试。  
8.   They couldn't, even if they would, get out of trouble by themselves. 
即使他们想（摆脱），也无法独立摆脱困难。 
even though:  

即使 


例句与用法

1.   Even though you do not like it, you must do it. 
即使你不喜欢这工作，你也得做。  
2.   He will come on time even though it rains. 
即使下雨,他还是会准时来的。  
as if:  

好像 


例句与用法

1.   He was shaking with fright as if he had seen a ghost. 
他吓得直哆嗦，就好像看见了鬼一样。  
2.   He quickly ran home, looking as if there was something wrong with him. 
他快步跑回家，看上去好像有什么事不对劲。  
3.   He behaves as if he had no common sense. 
他的言行就好像没有常识似的。  
as though:  

仿佛,好像 


例句与用法

1.   She dolled herself up as though she was a girl of eighteen. 
她打扮得花枝招展,好像是个十八岁的姑娘似的。  
2.   He likes to talk big as though he was an important person. 
他老爱说大话，就仿佛他是一位要人似的。  
3.   He looked at me as though I were mad. 
他那样看着我，好像我是个疯子。