考点24:实义动词的基本用法
实义动词是能单独充当谓语,表示实实在在的动作或状态的动词。根据动词后面是否跟宾语,实义动词可分为及物动词和不及物动词两大类:及物动词后面必须跟宾语(有的及物动词后面还需要跟双宾语或宾语补足语);不及物动词是本身意义完整的动词,能够单独作谓语,后面不需要跟宾语(有的不及物动词后面带上介词后,其功能相当于一个及物动词,后面也可以跟宾语)。
[例1] William found it increasingly difficult to read, for his eyesight was beginning to ____.
A. disappear
B. fall
C. fail
D. damage
[答案] C
[解析] 题干的句意为:威廉发现他阅读越来越吃力,因为他的视力开始下降了。damage作动词时是及物动词,后面要接名词作宾语,选项D首先排除;选项A指“消失”、选项B“跌倒,落下”,都不符合题意;fail可以表示“衰退,变弱”,符合此处语境,因此选C。
[例2] As the story ____, the truth about the strange figure is slowly discovered.
A. begins
B. happens
C. ends
D. develops
[答案] D
[解析] 四个选项都可以作不及物动词充当谓语,但是后面题干中“is slowly discovered”意味着下划线处的动词应该和“真相慢慢被发现”这一延续的动作一致,选项A、B、C均不能表示延续性的动作,因此选D,表示“随着故事的展开”。
[例3] The workers ____ the glasses and marked on each box “This Side Up”.
A. carried
B. delivered
C. pressed
D. packed
[答案] D
[解析] 题干中的and连接前后两个动词,表示承接关系,说明两个动作先后进行。根据句意,第二个动作是在每一个盒子上写上“此面朝上”,在这一动作之前发出的动作应该是pack(打包),而不是carry(搬运)、deliver(递送)、press(按压),因此本题选D。题干的句意为:工人们把玻璃制品包装好,然后在每个盒子上写上“此面朝上”。
考点25:动词短语的基本用法
动词(通常是实义动词)加副词或介词等其他词汇构成的短语叫做动词短语。备考中应把动词短语当做一个新的词汇来掌握,而且要像掌握单个的实义动词那样关注动词短语是否及物,例如look for是及物的动词短语,look out则是不及物的动词短语:I am looking for my passport. 我在找我的护照。// Look out!This ice isn't safe! 当心!这儿的冰危险!
注意:一个动词短语可能有两种甚至多种义项,每个义项下是否及物不一定一致。例如take off表示“拿掉”时是及物的动词短语,表示“起飞”时则是不及物的动词短语:He took off his hat. 他摘下他的帽子。// The plane took off at ten o'clock. 这架飞机10点钟起飞了。
动词短语在高考中常见的具体构成形式详见下表的总结:
[例1] It'surprising that your brother ____ Russian so quickly—he hasn't lived there very long.
A. picked up
B. looked up
C. put up
D. made up
[答案] A
[解析] 题干句意为:令人惊奇的是,你的弟弟如此快就学会说俄语了——他在那儿生活的时间并不长。pick up意为“(无意之间、偶然地)学会”;look up意为“(在书籍中)查找”;put up意为“张贴;搭建”;make up意为“构成;编造”。四个选项中A最符合语境。
[例2] Mary is really good at taking notes in class. She can ____ almost every word her teacher says.
A. put out
B. put down
C. put away
D. put together
[答案] B
[解析] 与句中的taking notes(记笔记)相呼应,下划线处的动词短语应表示“记下、写下”之意,能表示“写下、记下”之意的动词短语有put down、write down、take down、set down等。其他三个选项分别意为:“扑灭”、“放好,收好”、“放在一起”。
[例3] If the firms failed to make enough money, they would ____.
A. close down
B. call off
C. turn down
D. set off
[答案] A
[解析] 下划线处的动词短语没有后接宾语,应为不及物的动词短语。表示“取消”等含义的动词短语call off和表示“关小;拒绝”等含义的动词短语turn down后面必须接宾语,由此排除选项B、C;set off表示“出发”,填入下划线处不符合整体句意,由此进一步排除选项D而选出A。close down表示“停业,关门”。
[例4] —OK, I've had enough of it. I give up.
—You can't ____ your responsibilities.
A. run off with
B. run up against
C. run out of
D. run away from
[答案] D
[解析] 题干句意为:——好了,我已受够了,我放弃。——你不能逃避你的责任。run off with意为“偷走;与……私奔”,run up against意为“偶遇”,run out of意为“用完,耗尽”,run away from意为“逃离,躲避”,选项D最符合语境。