[填空题]The important metallic chemical element in making stainless steel is ______.

[单项选择]The most important chemical catalyst on this planet is chlorophyll, ______carbon dioxide and water react to form carbohydrates.
A. whose presence
B. which is present
C. presenting
D. in the presence of which

[单项选择]Inventory
Inventory belongs to an important element of the cost of doing business in a large company. If a company is assembling cars, they must have a large number of parts in hand so that the assembly line does not stop because one part is missing. If cars are going down the assembly line and one person is supposed to fasten wheels on to the car, the whole line will stop if he runs out of fasteners. This means that several hundred men will be waiting while someone must find fasteners for the wheel. So there must be a sufficient number of parts of all sorts nearby in order to keep the car assembly line running smoothly.
A large supply of spare parts is very expensive, so a company will try to keep its inventory as low as it can without finding it necessary to stop production for lack of a part.
In a planned company, i.t was often difficult to secure spare parts and so many companies ordered many extra parts and kept large supplies of parts so that if a mistake was made
A. so many companies manufacture them all by themselves
B. so many companies have to stop the production lines while waiting
C. so many companies place large orders for emergencies
D. so many companies feel quite headache about this problem

[填空题]The most important element for an economic system is ______.

[单项选择]The most important element in diversity training lies in
A. the abilities to make others comfortable and included．
B. the complete and deep understanding of a different culture．
C. the appreciation of differences．

[单项选择]Hydrogen is one of the most important element in the universe（）it provides the building blocks from which the other elements are produced.
A. so that
B. but that
C. provided that
D. in that

[填空题]The schema theory is an important element in ______ theory. The expression was coined to describe "an active organization".

[填空题]The ______ theory is an important element in Piaget’s theory. The expression was coined to describe "an active organization of past action".

[单项选择]Formosan Union Chemical
Nan King E. Rood
Taipei City
638Taiwan
Tel: (88- 62)5071234
Fax: (88- 62)5071664
a-mail: formosan@chemical, com. ta
Chemex
Livingstone Industrial Estate
Livingstone
West Lothian
EH541HZ
Scotland
January 15,200 __
Dear Sir or Madam,
We are looking for a company which can help us distribute our products in new markets.
We manufacture a wide range of chemical products. At present we export to Canada, but we would like to export to Europe.
Enclosed please find our brochure which gives details of our company.
We look forward to hearing from you.
Sincerely,
(Your signature)
Formosan Union Chemical does not export to Canad
A. A． RightB. WrongC. Doesn’t say

[简答题]Transposon(or transposable element)

[简答题]转座元件(transposable element)

[简答题]应答元件(response element)