One of the most surprising things is that ________ may come from petroleum．

A．much of tomorrow food

B．much of the food of tomorrow

C．many of tomorrow's food

D．much of tomorrow's food

Our livestock ________ not as numerous as they used to be．

A．is

B．are

C．be

D．been

A group of spectators was dispersed by the police who ________ at the scene of the accidents within minutes．

A．were

B．have been

C．was

D．has been

________ can get a better view of the game than the participants．

A．Looker-on

B．Lookers-on

C．Looker-ons

D．Lookers-ons

________ the first and largest ethnic group to work on the construction of the transcontinental railroad．

A．Chinese were

B．The Chinese was

C．Chinese was

D．The Chinese were

The ________ about nuclear energy revolves around the waste problem．

A．public's chief concern

B．public chief concern

C．chief public concern

D．chief concern of public's

________ anywhere in the United States costs less than a dollar when you dial it yourself．

A．Three minutes call

B．Three-minute call

C．A three-minutes call

D．A three-minute call

All ________ must take the graduate Management Admission Test．

A．business student

B．business's students

C．business students

D．business's student

________ is only surpassed by that of monkeys' and apes'．

A．The intelligent dog

B．The dogs whose intelligence

C．The intelligence of dogs

D．The dogs being intelligent

Please write the answers to the questions at the end of ________．

A．eighth chapter

B．chapter eight

C．eight chapter

D．chapter the eight