( ) inexpensive, most batteries available today will last much longer than those produced a decade ago.

A. extraction

B. extracts

C. extracted

D. extracting

A. For

B. After

C. Unlike

D. Without

A. given

B. to be given

C. have given

D. have been given

A. studying

B. to study

C. study

D. being studied

A. paid

B. to pay

C. pay

D. paying

A. You can’t be serious

B. You got it

C. I couldn’t agree more

D. I’m stuck

A. have

B. attach

C. accept

D. pay

A. keeping cash is the only way to avoid risks

B. the longer you own a stock, the more you lost

C. the high rate of profit and high rate of risk coexist in stocks

D. the best way to accumulate wealth is by investing in stocks

A. returning journeys

B. profits

C. savings

D. investments

A. Everybody can get rich with some financial assets.

B. The credit risk for treasury bonds is extremely high.

C. It's no use trying to know the advantages of stocks, bonds and cash.

D. Everybody should realize the importance of distribution of their financial assets.