第2题: [单项选择]There is no reason why you should tell them ______ that you are going. A. for advance B. in advance C. on advance D. of advancing 参考答案:B 答案解析:本题考查介词短语。in advance“预先,提前”。句意为:没有理由你要提前告诉他们你将离开。
第25题: [填空题]It was essential that the application forms should (send) ______ back before the deadline. 参考答案:be sent 答案解析:名词the applicant forms和动词send之间是动宾关系,因此,the forms作主语时,谓语send需用被动态。句意:申请表须在最后期限前送回,这很重要。