1.There is a growing（不断增加的) gap（n 缺口、裂口、距离、分歧) between the rich（代表一类人，富人们) and the poor（穷人们) （answer： C)
A. conflict：n 冲突、争执、（意见的)分歧、v冲突、抵触
a conflict of interests利害冲突；
B. tension： n 紧张，同义词：nervousness
C. gulf： n 海湾、沟壑、分歧，常见搭配：gulf between A and B in sth
There is a gulf between the husband and the wife in education（教育) of their child.
D. confrontation： n 对抗、动词：confront.
一般用于： confront sb with sth让某人面对（不快的或令人头疼的事情)
有关gap，还有一个常见的表达：generation gap代沟
2.I am very grateful（感激的) to you for your assistance（帮助) （answer： D)
A. helpful：有帮助的，反义词：helpless， 词组：be helpful to sb
He is always helpful to his mother.
B. hopeful：有希望的，反义词：hopeless， 常见搭配：be hopeful of/about对……抱有希望，如：I am hopeful of passing the exam.
C. pitiful： pity+ful 令人怜悯的、可怜的，反义词：pitiless： 无怜悯心的、残酷的
D .thankful：感激的、感谢的，反义词：thankless： 不感谢的、忘恩的，常见搭配：
be thankful to sb for sth = be grateful to sb for sth
得出结论：同义词的常见搭配也一样，后缀-ful（充满的)和-less（少的、几乎没有的)互为反义词。（重要词根！)
3.You will be meeting her presently（不久、立刻) （answer： A)
A. shortly：adv马上、立刻 I‘ll be coming back shortly.
B. currently： adv时下、当前，同义词组：at present = now
She is currently in Beijing.
C. lately（***) adv 最近，同义词：recently
How have been lately？近来可好？
D. probably： 可能地，反义词：improbably， 同义词：possibly.
presently = shortly = soon
4.Attitudes to（对……的态度) mental（精神的) illness（疾病) have shifted（改变) in recent years（在近几年=lately) （answer： C)
A. displayed： 展示、陈列某物，显示、显露 display sth to sb
B. shown：原形show， 显示、展示，此时和display属近义词。
C. changed（***)高频核心词，含义丰富，改变、更换、交换、换乘、换衣服\兑换货币，等等。
change one‘s idea/attitude改变主意/态度；change one’s job换工作； change gear换挡； change sides改变立场； change train换乘火车；change dollars into RMB把美圆兑换成人民币。
D. demonstrated：v 证明、论证、表明、示威游行
5.I have been trying to（尽力) quit（停止) smoking. （answer： A)
A. give up：停止、放弃，give up sth/doing sth， 如：
My husband gave up（= quit = stop = abandon) smoking last year.
B. pick up（***)捡起来、情况好转、通过实践学会（外语、技术)收取某物、接人、偶然结识某人等。
C. build up逐渐发展、增强
D. take up：占据（时间或空间)从事某事
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