82._____ for the fact that she broke her leg, she might have passed the exam.

　 Had it not been

　 Hadn't it been

　 Was it not

　 Were it not

正确答案：A

解析：

解析:虚拟语气。由于主句中使用了might have done结构,说明此句表示的内容与过去事实相反,故从句中一般使用had done。B不对,是因为not的位置不当。要不是摔断了腿,她或许已经通过了考试。

221.All the following sentences definitely indicate future time EXCEPT _______.

220.Which of the following CANNOT be used as a nominal substitute (名词替代词)?

219.Which of the italicized parts indicates CONTRAST?

218.The following determiners can be used with both plural and uncountable nouns EXCEPT _______.

217.Which of the following sentences contains subjunctive mood?

216.Which of the following is a compound word?

215.Facing the board of directors, he didn’t deny ________ breaking the agreement.

214.Which of the following sentences is INCORRECT?

213.Which of the following prepositional phrases is an adverbial of concession?

212.A:Mother, you promised to take me out. B:Well, _________.