请教XY13第一套里的7\16\20\34题

01-Q7:

A recent review of pay scales indicates that CEO’s now earn an average of 419 times more pay than blue-collar workers, compared to a ratio of 42 times in 1980.

1. that CEO’s now earn an average of 419 times more pay than blue-collar workers, compared to a ratio of 42 times an average of 419 times more pay 我就觉得不对，也不知道怎么不对，读着就不爽，而且前面than的比较也不平衡

2. that, on average, CEO’s now earn 419 times the pay of blue-collar workers, a ratio that compares to 42 times

3. that, on average, CEO’s now earn 419 times the pay of blue-collar workers, as compared to 42 times their pay, the ratio as compared to ??

4. that CEO’s who now earn on average 419 times more pay than blue-collar workers, as compared to 42 times their pay, the ratio t

5. that CEO’s now earning an average of 419 times the pay of blue-collar workers, compared to the ratio of 42 times

我选B,和答案一样,但为什么对,我分析不太明白,请牛人指点

Soaring television costs accounted for more than half the spending in the presidential campaign of 1992, a greater proportion than it was in any previous election.

1. a greater proportion than it was 我觉得was在这里不好

2. a greater proportion than 虽然我选这个，但是我觉得than后面应该有个television costs accounted
                           

3. a greater proportion than they have been

4. which is greater than was so
5. which is greater than it has been

我选A,答案是B,我觉得A中的it应该指代half the spending

Rivaling the pyramids of Egypt or even the ancient cities of the Maya as an achievement, the army of terra-cotta warriors created to protect Qin Shi Huang, China’s first emperor, in his afterlife is more than 2,000 years old and
                        took 700,000 artisans more than 36 years to complete them.我选C，红色是主干

1. took 700,000 artisans more than 36 years to complete them

2. took 700,000 artisans more than 36 years to complete it it在这里多余了，the army took.......to complete it.it=the army

3. took 700,000 artisans more than 36 years to complete

4. 700,000 artisans took more than 36 years to complete
5. to complete them too 700,000 artisans more than 36 years

我选C,也有人选B.

Although people in France consume fatty foods at a rate comparable to the United States, their death rates from heart disease are far lower in France.

1. people in France consume fatty foods at a rate comparable to the United States, their

2. people in France and the United States consume fatty foods at about the same rate, the

3. fatty foods are consumed by people in France at a comparable rate to the United States’s, their

4. the rate of fatty foods consumed in France and the United States is about the same, the rates..are更好，而且这个句子怪怪的，我觉得可以理解成脂肪食物的速率或者脂肪食物消费的速率，相比B来说还是B更好一点

5. the rate of people consuming fatty foods is about the same in France and the United States, the

答案是B,可我也看不出D 有什么毛病