her than 连接的并列主语，谓语动词采用就前一致原则。Р[答案]BР17． The Canadian friends from our school have given us a lot of books, few of ________ a bit difficult for us Chinese students.РA. them are ?B. that isРC. which are ?D. which isР[解析]few of... 作主语，谓语动词用复数。Р[答案]CР18．Quantities of water ________ every day with no people noticing it.РA. is wasted ?B. is wastingРC. are wasting ?D. are wastedР[解析]quantities of 作主语，谓语动词用复数。Р[答案]DР19． Nobody but doctors or nurses and those ________ by Dr. Hun ________ to enter the patient's room.РA. invited; is allowedРB. are invited; are allowedРC. being invited; allowedРD. invited; are allowedР[解析]Nobody 作主语，谓语动词用单数。Р[答案]AР20．This year an increased number of drivers ________ for over-speeding.РA. have punished ?B. have been punishedРC. has punished ?D. has been punished
全文预览
