必修五 Unit3-5 阶段语法聚焦
1. ________of the land in that district________covered with trees and grass.
A．A quarter；are B．Two third；is
C．A quarter；is D．Two thirds；are
【解析】 句意：这个地方________的面积覆盖着树木和草。分数作主语或分数修饰的名词作主语，其谓语的单复数形式由其表达的意义而定，land表示面积，作主语，谓语动词用单数；分数的表达方式为分子用基数词，分母用序数词，分子大于1时，分母加－s，故答案选C。
【答案】 C
2．Professor Smith, along with his assistants, ________ on the project day and night to meet the deadline.
A．work B.working C.is working D.are working
【解析】 句意：斯密斯教授和他的助手日夜从事这个项目，以便在截止日期前完工。along with连接两个并列成分作主语，谓语形式与其前面的成分在数上保持一致，故谓语动词用单数形式。
【答案】 C
3．What a pity! All his property, the books, the pictures and the house, ________ consumed by the big fire.
A．were B.was C.had been D.have been
【解析】 句意：真遗憾，他所有的财产——书籍、画以及房子都付之一炬。此句中all his property为主语，the books, the pictures and the house是property的同位语，所以谓语动词用单数形式。
【答案】 B
4．The man is seriously ill.More than one doctor________. (精选考题·成都诊断题)
A．have been sent for B.has been sent for
C．have been looked for D.has been looked for
【解析】 句意：这个人病的很厉害，已经请了不止一个医生。此处more than one在句中作主语，谓语动词用单数；send for“派人去请”；look for“寻找”，不符合句意。
【答案】 B
5. A survey of the opinions of experts________that three hours of outdoor exercise a week ________ good for one's health.
A．show；are B．shows；is C．show；is D．shows；are
【解析】 句意：一项由专家发表的研究显示，每周三个小时的户外锻炼有益身体健康。此句的主语是a survey，the opinions of experts作定语修饰survey；that引导的表语从句中three hours作主语，谓语动词用单数。
【答案】 B
6．“It is not only you but also Tom who ________，” said the teacher after knowing what had happened. (2011·西南师大附中月考)
A．are to be blamed B．is to be blamed
C．are to blame D．is to blame
【解析】 句意：老师在了解了发生的事情后说：“不仅你，而且汤姆也应该负责”。根据就近一致原则，谓语应与汤姆一致；be to blame为固定搭配，故选择D。
【答案】 D
7．The lake is calm and clear, and one of the things that ________in the water is the famous tower.
A．reflects B．reflect
C．is reflected D．are reflected
【解析】 句意：湖面平静而清澈，倒映在水中的物体之一就是著名的塔楼。在“one of＋复数名词＋定语从句”结构中，定语从句的谓语动词要用复数形式；根据句意可知，应用被动语态，故选D。
【答案】 D
8. This series of products________ in special price for a month to promote its sales from next tenth.
A．are B.is to be C.has been D.would be
【解析】 句意：这个系列的产品从下个月十号要特价一个月来促销。series单复数相同，a/this means of＋n.谓语动词用单数。故选B。
【答案】 B
9．The teacher as well as the students________planting trees. (精选考题·漳州三中月考)
A．are B．is C．has D．have
【解析】 句意：老师还有学生正在植树。当主语后有together with, but, rather than, including，as well as等连接的词组时，谓语动词的数由主语的数来决定。故选B。
【答案】 B
10．In this institution a medal, together with a prize of a certain sum of money, ________ does best in science and technology every two years.
A．is given to whoever B．are given to anyone
C．are given to who D．is given to whom
【解析】 句意：在这个研究所，每两年都要对在科技方面表现最出色的人授予一枚奖章和一定数量的奖金。当名词或代词后有together with等连接的部分时，谓语动词的数由together with前面的部分来决定。whom只可以作宾语，不可以作后一个句子的主语，而whoever可以。故选A。
【答案】 A
11．What the science teacher does and says________of great importance to college students.
A．was B．are C．is D．were
【解析】 句意：科学教师的言行对大学生来说有很重要的意义。由and连接的两个what从句作主语时要根据意义一致原则来决定谓语动词的数。这里“does and says”为一件事；且讲述一般事实，所以用一般现在时。
【答案】 C
12．It's said that ________ of the students ________ absent.
A．three－fifth；are B．three－fifths；is
C．third－fifth；is D．three－fifths；are
【解析】 句意：据说五分之三的学生缺席。“分数或百分数＋of the＋名词或代词”作主语时，谓语动词的单、复数形式取决于名词或代词的单、复数形式。分数的表达方式为分子用基数词，分母用序数词，分子大于1时，分母加－s。故选D。
【答案】 D
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