题目内容

In the third paragraph, by saying "Producers would like the same meat quantity but to use

A. chickens' quality could be maintained but with less investment.
B. chickens' taste could be improved but at less costs.
C. chickens' growth rate could be quickened but with less inputs.
D. chickens could grow to the same weight but with less feed.

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【B8】

A. lie
B. imply
C. lay
D. contains

The software is a popular tool in business, where it ______ and simplifies such procedures

A. puts on
B. puts forward
C. takes after
D. speeds up

设有如下关系表：

A. T=R∩S
B. T=R∪S
C. T=R×S
D. T=R/S

银行体系包括中央银行、商业银行、政策性银行和外资银行等。()

A. 正确
B. 错误