16. Paragraph➊      17. Paragraph❷      

18. Paragraph❸      

19. Paragraph❹      

20. Paragraph❺      

 

A. What is the function of audio courses?

B. What is the function of flash cards?

C. What is the function of traditional courses?

D. What are the most useful tools for language learning?

E. What is the function of computer aided courses?

F. What can help you a lot with your language learning?

Anyone can receive dozens of answers if he/she placed an advertisement.(  )

• A、Right
• B、Wrong
• C、Not mentioned

This passage is mainly about      .(  )

• A、the difference between national income and GNP
• B、the difference between national income and personal income
• C、the concept of income
• D、the difference between disposable income and nondisposable income