Fifty years ago, most people’s daily levels of activity were equivalent to w

游客2023-11-11  29

问题     Fifty years ago, most people’s daily levels of activity were equivalent to walking three to five miles a day. Today, the(1)______person fails to(2)______ that distance in a week. It’s(3)______ the ratio of fatness has soared—with serious implications for health.
    What we have(4)______ in convenience from labour-saving devices over the past half-century, we have paid for(5)______ a sharp decline in physical activity. We use cars, buses or trains to(6)______ work ; our children are(7)______ to school; elevators and lifts have replaced(8)______ stairs in shopping centres, offices and apartment blocks. Washing machines, vacuum cleaners, dishwashers and electric mowers all reduce the effort required to(9)______ a clean and tidy home. Almost one third of adults(10)______over ten hours sitting down every day, adding(11)______ a staggering average of 32 years and four months over a lifetime.(12)______ surprising, then, that researchers(13)______this lifestyle for our weight gain.
    Of course, our diets have changed, too ,(14)______the fact is we consume fewer calories now than in the 1960s. So what is the(15)______? The secret is integrated exercise. This(16)______ going about your normal daily life— but doing it with enthusiasm. It might mean standing to(17)______the phone and tapping your feet on the floor as you work. It means never taking the car when you could walk; it means standing on short train and bus (18)______, or walking at a pace (19)______ you feel you might break into a run if you were to go any(20)______. [br] (20)

选项 A、fast
B、faster
C、quick
D、quicker

答案 B

解析 副词辨析题。根据上下文,可以判断此处应用副词比较级,表示“如果走得快一点”,另外,由于quick是形容词,fast是副词,只有[B]faster符合文意,故排除[A]、[C]和[D]。
转载请注明原文地址:https://tihaiku.com/zcyy/3178336.html
最新回复(0)