考博英语语法：含蓄虚拟条件句

考博英语语法：含蓄虚拟条件句 >6Y@8 )  
　　含蓄条件句是指句中没有明显的虚拟条件句，而是利用其他手段来暗示存在虚拟条件。但是这类隐含式虚拟条件句往往都可以转化为if引导的条件句。常来表示含蓄虚拟条件的手段有：
f4%Z~3P  
　　(1)介词或介词短语，如but for, but that, without, in case of, under more favorable condition等。 _}bs0 kIz  
　　the leadership of the party, we could not be living a happy today.=If there hadn’t been the leadership of the party, we could not be living a happy today. (*~'#k  
　　A. In spite of GkwdBy+  
　　B. But for CvOji1  
　　C. Because of YCPU84f  
　　D. As for　答案选B。 ^X]rF Y1  
　　But that she was afraid, she would have said no. et`1#_o  
　　(2)连词，如：so that, unless, in case, supposing, lest, provided(倘若……)，for fear that(唯恐)，in order that, on condition that, if only(要是……就好了)等。 %LM2CgH V  
　　She listened carefully in order that she might discover exactly what he wante K#%@4]jO3  
　　D.=if she listened carefully ,she might discover exactly what he wante m|uVmg!*  
　　D. ;W 3#q:  
　　If only I had more money, I could buy a car.
C1`fJhy  
　　(注：lest, for fear that 和 in case 引起的从句中谓语动词多用should+动词原形，但可以不用虚拟语气，而用动词的陈述语气形式。)例如： V3S"LJ  
　　The foreign teacher spoke slowly in case we misunderstood him. 这位外籍教师说得很慢以免我们听不懂。 uv|RpIve:  
　　Care must be taken in using this method lest overflow should occur.在使用此法时要小心谨慎，以免会发生溢流现象。 <`
V_H~Z  
　　(3)通过上下文及内在含义，句中往往有but, otherwise, unfortunately等类似转折词。 A3Xfu$[u  
　　I thought the children　when we returned home, but they were still awake. Hg~8Td**  
　　A. were sleeping !#Pr'm/,mu  
　　B. would be sleeping SgWLs %B  
　　C. had been sleeping g#iRkz%l)&  
　　D. would sleep选择 B。 79z/(T
+  
　　(4)形容词及其比较级 1f+z[ad&^  
　　A more careful person would not have made so many mistakes. dDbH+kqO  
　　A less conscientious man wouldn’t have tried so hard to get this job done. :bq${  
　　(5)分词短语 M?00n< vM  
　　Having known in time, we might have prevented the accident. hg7_ZjO  
　　Born ten days earlier, the boy could have seen his late father. >~l^E!<i-u  
　　(6)动词不定式短语。一般intended/meant/hoped/wished/planned 或 was/were+不定式完成式或had intended/meant/planned/hoped/wished/+不定式一般式表示虚拟。 gXj3=N(l  
　　I intended I should call on you, but I was busy at that time. 6{w'q&LYcE  
　　To hear him speak French, you would take him for an Englishman. J1R5_b  
　　She would be stupid not to accept his invitation. )GfL?'Z  
　　It would be easier to do it this way. ^v&"{2  
　　(7)名词短语和名词+and结构 % kaV?j  
　　A judicious man would not have committed suicide. $3S`A]xO  
　　A diligent student would have worked harder. Mn 8| Knh  
　　(8)独立主格结构 GMY[Gd  
　　All things considered, the price would be reasonable. Y 8-;eqH  
　　(9)定语从句 ,T-xuNYC  
　　Anyone who had been in your position would have done the same. (~NR."s;
 
　　A nation, which stopped working, would be dead in a fortnight. Uuktq)NU  
　　(10)情态动词完成式暗示虚拟语气： UJu z  
　　I should have called to make an airline reservation, but I didn’t. f.c2AY~5[  
　　The porter ought to have called the fire-brigade as soon as he saw the fire in the stock, which went up in smoke. 5S ) N&%  
　　(11)动词原形表示虚拟 .7+"KP:  
　　动词原形直接用在句子中也被看作是一种虚拟，最常见于正式文体中，动词原形一般用在条件从句中，有时倒装置于句首，同时这种用法也常见于独立句中表达愿望。 ey$H2zmo  
　　God bless you! )=!|^M  
　　All magnets behave the same, be they large or small. ~"Su2{"8B  
　　She’ll be sixteen years odd, com May.(come May =when May come). j>5X^Jd  
　　If that be so, we shall take action at once w3;T]R*  
y"iK)SH