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某吸光物质在一定条件下,摩尔吸光系数很大,则表明 ( )
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Vocabulary & Structure (15 minutes)Directions: This part is to test your ability to construct correct and meaningful sentences. It consists of 2 sections.Section ADirections: In this section, there are 10 incomplete sentences. You are required to complete each one by decidingon the most appropriate word or words from the 4 choices marked A), B), C) and D). Then you should mark the corresponding letter on the Answer Sheet with a single line through the center.16. A recent study shows that a person’s living conditions only ________________ about 50 percent of his or her happiness.
A good business plan ________________ you through every stage of your business.
Nowadays, it seems that no one can ever avoid ________________ by the Internet.
This online business training site not only provides an introduction to its online programs, but also offers business information.
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