单项选择题

According to the author, in factory, vegetable food______.

A．is easy for chickens to digest
B．is insufficient for the needs of poultry
C．is fully utilized in meat and egg production
D．is inefficiently converted into meat and eggs

<上一题目录下一题>

热门试题

单项选择题

The word carcass ( Line 2, Para. 3) most probably means ______

A．vegetables preserved for future use
B．the dead body of an animal ready to be cut into meat
C．expensive food that consumers can hardly afford
D．meat canned for future consumption

单项选择题

Western governments encourage the poultry industry in Asia because they regard it as an effective way to______.

A．boost their own exports
B．alleviate malnutrition in Asian countries
C．create job opportunities in Asian countries
D．promote the exports of Asian countries