题目内容

Don’t leave the _____ running after use.

A. gas
B. fire
C. window
D. tap

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The oceans on earth will _____ in one billion years.

A. evaporate
B. rise
C. raise
D. flow

Human beings have so much _____ and inefficient consumption of natural resources.

A. sufficient
B. efficient
C. wasteful
D. useful

Haven’t you realized how _____ the situation is?

A. interesting
B. serious
C. damage
D. helpful

The _____ man craved water.

A. worried
B. ugly
C. thirsty
D. hungry

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