债券也是一种有价证券,是社会各类经济主体为向第三方贷出资金而向债券投资者出具的、承诺按一定利率定期支付利息并到期偿还本金的债权债务凭证。()
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Now the main business of many cosmetic surgeons is ______ .
A. breast implant
B. bone structure improvement
C. facial beautification
D. skin replacement
As a test manager, Blackburn's work involves ______ .
A. managing real monkeys to do the testing
B. designing test papers used to test prospective employees
C. finding faults with the products before they go to market
D. convincing his team of the interesting aspects of their job
是指房屋竣工后实测的房屋面积。
A. 预售面积
B. 房屋产权面积
C. 竣工面积
D. 房屋共有面积
Technology has been a driving force of the increased flows of goods and money in that ______ .
A. it has lowered the costs of communication and computing
B. it has removed all the natural barriers of time and space
C. it has reduced the barriers of foreign trade
D. it has enabled most countries to welcome foreign capital
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