参考答案及解析
51. B
B项no one为主语,谓语动词应为第三人称单数agrees
52. D
A项只可修饰单数可数名词；B项只修饰可数名词复数；C项只修饰单数可数名词
53. B
题干：下列哪项反身代词被用做同位语？
A项himself为to promise的宾语；C项为for的宾语；D项themselves做宾语补语表示动作引起的后果
54. A
A项be-型虚拟式用在order之后的that-分句中
55. D
题干：下列哪项表达“意愿”？
A项表示“推测”；B项表示“决心”(determination),即坚持要做某事；C项表示将来时态；D项表示“意愿”,一般适用于第二、三人称主语. 这时,shall所表示的“意愿”不是句子主语的“意愿”,而是说话人的“意愿”.
56. A
A项应为What strange feelings they are!
57. D
题干：下列哪项斜体部分做主语？
A项做宾语；B项做表语；C项做宾语
58. D
59. B
题干：下列哪项不含同位语？
B项做动词to buy的宾语
60. C
61. B
题干：下列哪项含有原因状语从句？
62. A
题干：下列哪项介词短语做状语？
63. D
64. C
题干：下列哪项介词短语做让步状语从句？
65. A
A项machinery为不可数名词；B项poultry为复数名词；C项police为复数名词；D项militia“民兵组织；国民卫队”为单数名词，动词用单复数均可
66. D
On account of=because of
67. B
B项banquet宴会；盛宴；C项 refreshment为不可数名词，用于正式文体，表示food and drink
68. A
A项catch on “to become popular or fashionable” 受欢迎；流行起来；变得时髦
69. C
C项illustrative起说明作用的，解说性的；作为例证的与of搭配使用
70. B
B项be badly off for sth-to not have enough of sth某物短少；缺乏
71. B
Casual-not showing much care orthought; seeming not to be worried; not wanting to show that sth is importantto you不经意的；无忧无虑的；漫不经心的；不在乎的
Uncaring (disapproving) notsympathetic about the problems or suffering of other people冷漠的；无同情心的
Disinterested 不感兴趣的；失去兴趣的；不关心的；冷漠的
72. C
例句：This hasn’t happened in living memory (=nobodyalive now can remember it happening).在世的人都不记得发生过这样的事。
73. B
Put yourself/sth across/over (tosb) to communicate your ideas, feelings, etc. successfully to sb交流，沟通（思想、感情等）
74. A
75. D
Abolish-toofficially end a law, a system or an institution废除，废纸（法律、制度、习俗等）
76. C
Mercifully-used toshow that you feel sb/sth is lucky because a stituation could have been muchworse（不幸中）幸运地
77. B
Toss-to throw acoin in the air in order to decide sth, especially by guessing which side isfacing upwards when it lands （为……）掷硬币决定；掷币猜边儿
78. A
Distinct (from sth)clearly different or of a different kind截然不同的；有区别的；不同种类的
79. D
A正方形的；B椭圆形的；C圆形的；环行的；D长方形的；矩形的
80. B
Quiet暗中的，秘密的；未表露的
例句：He may have domestic problems; I’ll have aquiet word with him. 他可能碰上了家庭难题，让我去和他私下谈谈。
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