更多"Ostrich chicks reared on farms
A m"的相关试题:
[单项选择]Families on the large farms kept in touch with each other by ______.
A. radio
B. a newspaper
C. a bird
D. both［B］ and ［C］
[单项选择]The machine must be kept within a temperature range of 50 to 75 degrees Fahrenheit to achieve ______ performance.
A. diverse
B. optimal
C. sequential
D. relative
[单项选择]Batteries must be kept in dry places in case electricity should leak away.（）
A. 电池应该放在干燥的地方，以防漏电。
B. 电池放在干燥的地方，才会漏电。
C. 电池必须放在干燥的地方，这样的话电会漏掉。
D. 电池应该放在通风的地方，以防电泄漏。
[单项选择]______ was said have must be kept secret.
A. Whatever
B. Whichever
C. However
D. That
[单项选择]Those two ideas must be kept ______ one from the ether.
A. distinctive
B. distinguished
C. disguised
D. distinct
[单项选择]The finding that children reared at home had low IQs at age 12 indicates ______.
A. educational day-care centers are the best place for children to grow up in
B. parents fail to provide an adequate environment for their intelligence growth
C. the age of 12 is a critical point in time for intellectual development in children
D. intellectual development and academic achievement of children are closely related
[单项选择]The speaker suggests ostrich farms are profitable because
A little initial outlay is required.
B farmed birds are very productive.
C there is a good market for the meat.
[单项选择]Overproduced corn in American farms has been converted to ______.
A. feed cattle, pigs and poultry
B. manufacture automobile components
C. make artificial beef, pork, and chicken
D. become high-fructose low fat products
[单项选择]Why did farms expand their fields during the First World War
A. Because they could obtain more profit.
B. Because there had been a serious drought which caused lack of food.
C. Because they wanted to find a solution to the natural disaster.
D. Because there had been a drought in the Midwest United States.
[单项选择]The rents of the farms have been rising lately, partly on________of improved methods of agriculture, partly by the fall in the value of money.
A. point
B. occasion
C. account
D. behalf
[单项选择]All of the plants now raised on farms, have been developed from plants ______ wild. ( )
A. once they grew
B. they grew once
C. that once grew
D. once grew
