Cardiovascular disease _____ one-third of the deaths in the U.S., and costs the nation almost $1 billion a day.
A. plaque buildup
B. is responsible for
C. have been linked to
D. processed foods
E. increase the risk
F. recommended daily allowance
G. are attributed to
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There’s no _____ for a safe level of trans fat consumption.
A. plaque buildup
B. is responsible for
C. have been linked to
D. processed foods
E. increase the risk
F. recommended daily allowance
G. are attributed to
By raising bad cholesterol levels and lowering the good, trans fat may lead to _____ in arteries.
A. plaque buildup
B. is responsible for
C. have been linked to
D. processed foods
E. increase the risk
F. recommended daily allowance
G. are attributed to
The FDA will follow the city’s lead and ban trans fats in _____ nationwide.
A. plaque buildup
B. is responsible for
C. have been linked to
D. processed foods
E. increase the risk
F. recommended daily allowance
G. are attributed to
车载充电机是采用高频开关电源技术，主要功能是将交流220V市电转换为高压直流电给动力电池进行充电，
A. 对
B. 错
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