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【單選題】

從既不過于樂觀、又不過于悲觀的角度出發(fā),在目前的資源狀況和科技條件下,世界的環(huán)境人口容量約為( )

A.
500億
B.
10億
C.
100億
D.
60億
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參考答案:
舉一反三
【單選題】What happens to nocturnal creatures because of light pollution?
A.
They go away from the cities.
B.
They go into people’s homes to find food.
C.
They can’t find the food they need.
D.
They are more likely to be eaten by other creatures.
【單選題】Certain animals change their choice of food when ___________.
A.
the season changes
B.
the food color changes
C.
they move to different places
D.
they are attracted by different smells
【單選題】In the story the relation(關(guān)系)of the big strong tree to the thin one is like that of ______.
A.
the young father to the old neighbor
B.
parents to their children
C.
the old neighbor to the children of the young father
D.
grown ups to their parents
【單選題】We can infer from the text that humans and animals ____________.
A.
depend on one sense in choosing food
B.
are not satisfied with their food
C.
choose food in similar ways
D.
eat entirely different food
【單選題】How can light pollution affect migratory birds?
A.
They will easily get lost on their way of migration.
B.
They will change their living habits.
C.
They cannot find food any more.
D.
They cannot fly over tall buildings.
相關(guān)題目:
【單選題】What happens to nocturnal creatures because of light pollution?
A.
They go away from the cities.
B.
They go into people’s homes to find food.
C.
They can’t find the food they need.
D.
They are more likely to be eaten by other creatures.
【單選題】Certain animals change their choice of food when ___________.
A.
the season changes
B.
the food color changes
C.
they move to different places
D.
they are attracted by different smells
【單選題】In the story the relation(關(guān)系)of the big strong tree to the thin one is like that of ______.
A.
the young father to the old neighbor
B.
parents to their children
C.
the old neighbor to the children of the young father
D.
grown ups to their parents
【單選題】We can infer from the text that humans and animals ____________.
A.
depend on one sense in choosing food
B.
are not satisfied with their food
C.
choose food in similar ways
D.
eat entirely different food
【單選題】How can light pollution affect migratory birds?
A.
They will easily get lost on their way of migration.
B.
They will change their living habits.
C.
They cannot find food any more.
D.
They cannot fly over tall buildings.
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