[单项选择]Seldom ______ any mistakes during my past five years of service here.
A. I did make
B. did I make
C. would I make
D. I would make

[单项选择]Seldom ______ any mistakes during my past five years' service here.
A. would I make
B. did I make
C. I did make
D. I would make

[单项选择]Seldom any mistakes during my past five years of service in the company.
A. I did make
B. I would make
C. did I make
D. would I make

[单项选择]Seldom __________ any mistakes during my past five years'service here.


A. would I make
B. did I make
C. I did make
D. I would make

[单项选择]Seldom ______ any mistakes during my past ten years of service here.
A. I have made B. I made C. would I make D. have I made

[单项选择]The government's policies in the past five years have shown a(n) ______ in emphasizing the necessity of improving the peasants' livelihood.
A. exaltation
B. coherence
C. agony D behavior

[单项选择]

Passage Four
Increasingly, over the past ten years, people -- especially young people have become aware of the need to change their eating habits, because much of the food they eat, particularly processed food, is not good for the health. Consequently, there has been a growing interest in natural foods: foods which do not contain chemical additives and which have not been affected by chemical fertilizers, widely used in farming today.
Natural foods, for example, are vegetables, fruit and grain which have been grown in soil that is rich in organic matter. In simple terms, this means that the soil has been nourished by unused vegetable matter, which provides it with essential vitamins and minerals. This in itself is a natural process compared with the use of chemicals and fertilizers, the main purpose of which is to increase the amount-- but not the quality -- of foods grown in commercial farming areas.
Natural foods also include animals which have be
A. the quantity of foods
B. the quality of foods
C. either the quantity or the quality of foods
D. the quality as well as the quantity

[单项选择]（）so many profits have been made in the past 4 years is the strongest argument for continuing the business.
A. What
B. Since
C. Now that
D. That

[单项选择]What happened during the past four weeks