我国科学家在月壤中首次发现分子水
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1 . What does the underlined word “plummeted” mean?
A.
Help out.
B.
Go back.
C.
Dropped quickly.
D.
Lived happily.
2 . Why did some people hunt the tigers illegally?
A.
They wanted to get more woods.
B.
They needed a world without the tigers.
C.
They used the tigers to produce drugs.
D.
They didn’t have enough room to live.
3 . Why did the increasing cities in India endanger the tigers?
A.
The human population increases quickly.
B.
Its developments make the tigers lose their own living places.
C.
Many hunters were poaching them without mercy.
D.
It’s unimaginable to think of a world without tigers.
4 . According to Kishor Rithe, what should people consider in building transportation lines?
A.
The ecological balance.
B.
The fund proposal.
C.
The rural development.
D.
The community education.
