单项选择题

What is the author's purpose in writing this article

A．To justify the study of the Boston University Medical Center.
B．To stress the importance of maintaining proper weight.
C．To support the statement made by York Onnen.
D．To show the most effective way to lose weight.

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热门试题

单项选择题

What was confirmed by the Boston University Medical Center's study

A．Controlling one's calorie intake is more important than doing exercise.
B．Even occasional exercise can help reduce weight.
C．Weight reduction is impossible without exercise.
D．One could lose ten pounds in a year's time if there's no increase in food intake.

单项选择题

Some people dislike exercise because ______.

A．they think it is physically exhausting
B．they find it hard to exercise while on a diet
C．they don't think it possible to walk three miles every day
D．they find consulting calorie-expenditure charts troublesome