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【单选题】
一牧场上的青草每天都匀速生长。这片青草可供27头牛吃6周,或供23头牛吃9周。那么可供21头牛吃几周?()
A.
8
B.
10
C.
12
D.
14
题目标签:
都匀速
牧场
青草
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参考答案:
举一反三
【单选题】Increasingly, over the past ten years, people--especially young people--have become aware of the need to change their eating habits, because much of the food they eat, particularly processed food, is ...
A.
they are fed on food which is little better than garbage
B.
they live in very crowded condition
C.
the eggs they lay lack vitamins
D.
they are allowed to move about and eat freely
查看完整题目与答案
【简答题】季节牧场
查看完整题目与答案
【简答题】什么是海洋牧场?
查看完整题目与答案
【简答题】“洞庭青草,近中秋、更无一点风色”出自张孝祥的《()》。
查看完整题目与答案
【简答题】简述海洋牧场建设的内容。
查看完整题目与答案
水产学>渔业导论考试题目
【单选题】青藏牧场属于
A.
温带草原牧场
B.
人工草场
C.
山地牧场
D.
高寒草原牧场
查看完整题目与答案
【单选题】Increasingly, over the past ten years, people--especially young people--have become aware of the need to change their eating habits, because much of the food they eat, particularly processed food, is ...
A.
they are more health conscious
B.
they want to taste all kinds of foods
C.
natural foods are more delicious than processed foods
D.
they want to return to nature
查看完整题目与答案
【单选题】在“青草→食草昆虫→蜘蛛→食虫鸟→猫头鹰”这条食物链中,占生态系统总能量比例最多和最少的消费者依次是( )
A.
猫头鹰和食草昆虫
B.
青草和猫头鹰
C.
食草昆虫和青草
D.
食草昆虫和猫头鹰
查看完整题目与答案
【判断题】将青草制成干草是为了保存饲料。
A.
正确
B.
错误
查看完整题目与答案
【单选题】As our van pulled up to the ranch (牧场) to start a three-month program for troubled boys, we passed a cowboy on his horse. Bill was the owner of the ranch. We made eye contact through the dusty window ...
A.
seriousness
B.
friendliness
C.
authority
D.
generosity
查看完整题目与答案
相关题目:
【单选题】Increasingly, over the past ten years, people--especially young people--have become aware of the need to change their eating habits, because much of the food they eat, particularly processed food, is ...
A.
they are fed on food which is little better than garbage
B.
they live in very crowded condition
C.
the eggs they lay lack vitamins
D.
they are allowed to move about and eat freely
查看完整题目与答案
【简答题】季节牧场
查看完整题目与答案
【简答题】什么是海洋牧场?
查看完整题目与答案
【简答题】“洞庭青草,近中秋、更无一点风色”出自张孝祥的《()》。
查看完整题目与答案
【简答题】简述海洋牧场建设的内容。
查看完整题目与答案
水产学>渔业导论考试题目
【单选题】青藏牧场属于
A.
温带草原牧场
B.
人工草场
C.
山地牧场
D.
高寒草原牧场
查看完整题目与答案
【单选题】Increasingly, over the past ten years, people--especially young people--have become aware of the need to change their eating habits, because much of the food they eat, particularly processed food, is ...
A.
they are more health conscious
B.
they want to taste all kinds of foods
C.
natural foods are more delicious than processed foods
D.
they want to return to nature
查看完整题目与答案
【单选题】在“青草→食草昆虫→蜘蛛→食虫鸟→猫头鹰”这条食物链中,占生态系统总能量比例最多和最少的消费者依次是( )
A.
猫头鹰和食草昆虫
B.
青草和猫头鹰
C.
食草昆虫和青草
D.
食草昆虫和猫头鹰
查看完整题目与答案
【判断题】将青草制成干草是为了保存饲料。
A.
正确
B.
错误
查看完整题目与答案
【单选题】As our van pulled up to the ranch (牧场) to start a three-month program for troubled boys, we passed a cowboy on his horse. Bill was the owner of the ranch. We made eye contact through the dusty window ...
A.
seriousness
B.
friendliness
C.
authority
D.
generosity
查看完整题目与答案
参考解析:
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