English-bug

 

1.     过去分词作宾语补足语。

 

F:  It is now possible to eat a diet balanced in all types of foods at any time of year and in any geographical location.

 

SOME GOOD SENTENCE:

 

1.     From a biological point of view, we eat to survive, and the pattern of our nutrient requirements has developed during a long evolutionary process in which man has adapted to his environment.（从….角度来看）

 

 

2.     Certain nutritional diseases, which were common in parts of the United States 50 years ago, such as pellagra, have all but disappeared. (而现在已差不多消失了)

 

3.     At the same time, modern process technology has also introduced its share of problems.（它本身的一些问题）

 

4.     Sometimes this has been a result of inadequate knowledge, but tragic cases of illness and even death have occurred where essential nutrient value has been lost because of ignorance, carelessness, and lack of adherence to “good manufacturing practice.”（由于认识不足）

 

 

5.     The concentrations of many of the key nutrients are given for fresh and cooked foods in USDA Handbook No.8.（新鲜的和煮熟的）

 

6.       When the nutrient added is stable under proper conditions of storage and use.

 

7.       When the nutrient added is stable under proper conditions of storage and use.