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THE POSTITIVE AND NEGATIVE EFFECTS OF ROBOTS DOING HUMAN WORK In the first part of your writing you should present your thesis statement, and in the second part you should support the thesis statement with appropriate details. In the last part you should bring what you have written to a natural conclusion-or a summary. Marks will be awarded for content, organization, grammar and appropriacy. Failure to follow the above instructions may result in a loss of marks. Write your composition on ANSWER SHEET FOUR.
单项选择题
According to the passage, preventive steps mentioned in the last paragraph may include all the following EXCEPT ______.
A．restraining and limiting gasoline use
B．promoting fuel-efficient vehicles
C．becoming independent of Middle East oil
D．increasing the Strategic Petroleum Reserve
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