单项选择题

A．The threat of poisonous desert animals and plants.
B．The exhaustion of energy resources.
C．The destruction of oil wells.
D．The spread of the black powder from the fires.
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单项选择题
A．She lakes it as a kind of exercise.B．She wants to save money.C．She loves doing anything that is new.D．Her school isn’t very far.
A．She lakes it as a kind of exercise.
B．She wants to save money.
C．She loves doing anything that is new.
D．Her school isn’t very far.
单项选择题
A．They want to change the way English is taught.B．They learn English to find well-paid jobs.C．They want to have up-to-date knowledge of English.D．They know clearly what they want to learn.
A．They want to change the way English is taught.
B．They learn English to find well-paid jobs.
C．They want to have up-to-date knowledge of English.
D．They know clearly what they want to learn.
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