具备采用换弓、退行闯分相等方式自救时，司机应准确报告电力机车(动车组)()。
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Which of the following is CORRECT？
A. Thousands of people died from cholera in Haiti.
B. Health officials tried to segregate the sick people.
C. People who drink less water are easier to get cholera.
D. People usually get cholera from unclean food or water.
According to the news, the detained would face the following charges EXCEPT
A. extortion.
B. burglary.
C. drug transaction.
D. murder.
Which of the following statements is INCORRECT？
A. The suspicious packages were supposed to explode on freight planes.
B. The suspicious packages are now confirmed as safe.
C. The U.S. will cooperate with Yemen to fight against extremists.
D. Al-Qaeda is a terrorism organization in the Arabian Peninsula.
Which of the following is the main cause of global warming？
A. Fossil fuel.
B. Greenhouse gases.
C. Increased dryness.
D. Violent storm patterns.
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