B

China Import and Export Fair, also known as the Canton Fair, is held in Guangzhou every spring and autumn． The Fair is a comprehensive(综合) one with the longest history, the highest level, the largest scale, the most complete exhibit variety, the broadest distribution of overseas buyers and the greatest business turnover (成交量) in China． 

Canton Fair attracts more than 24, 000 China's best foreign trade companies with good credibility and sound financial capabilities, and 500 overseas companies to participate in the Fair． 

Canton Fair is a platform for import and export mainly, with various and flexible patterns of trade． Besides traditional way of negotiating against samples, the Fair holds Canton Fair Online． Various types of business activities such as economic and technical co-operations and exchanges,  goods inspection, insurance, transportation, advertising and consultation are also carried out in flexible ways． Business people from all over the world are gathering in Guangzhou, exchanging business information and developing friendship． 

Events Schedule of the 115th Session of Canton Fair

25．The Canton Fair is organized in Guangzhou ____________． 

A．every season       

B．twice a year           

C．once a year      

D．every two years 

26．If you want to visit the clothing show, you can be there ____________． 

A．on May 2nd 14:00-16:30

B．on May 1st 14:00-16:00

C．on May 1st 8:00-16:30                    

D．on May 2nd 10:00-16:00 

27．What is the main purpose of the text?

A．To report the trade achievements．              

B．To present overseas investment． 

C．To introduce the Canton Fair．              

D．To teach businessmen trade skills．