工程质量评估报告应经总监理工程师和监理单位有关负责人负责审核签字。()
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Which of the following statements can be inferred from the passage？
A. Improvements in sanitation are a vital element in helping ward off peptic ulcers.
B. People in the developing countries are not likely to contract esophageal diseases.
C. Nowadays few people in the developed countries suffer from stomach cancer.
D. Scientists have long recognized H. pylori's important role in the stomach, but could do nothing about it.
企业资质等级实行分级审批。()
A. 正确
B. 错误
【C1】
A. thousand
B. hundred
C. decades of
D. hundreds of
According to the passage, America failed to______.
A. contain either Iran or Iraq
B. extend its influence in Iran
C. create an anarchic void in Iraq
D. remove the rule of Saddam Hussein
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