From the findings of the study, we learn that______.
A. people in poor countries are more inactive than those in wealthy ones
B. young people move less than the aged
C. the rates of inactive among women tend to be higher than those of men
D. in Finland, women exercise more than men in the country
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The way that a hummingbird gets lift is______.
A. almost exactly half-way between the way most birds do and the way insects do
B. mainly when its wings move up
C. closer to insects than to birds
D. closer to birds than to insects
The key advantage insects have over hummingbirds, when hovering, is that______.
A. insects are lighter
B. their wings can turn inside out
C. they don"t need to flap their wings as fast as hurnmingbirds do
D. they need less food than hummingbirds
According to the author, the key of understanding economics is______.
A. paradigm
B. conformity
C. methodological approach
D. pragmatism
Your watch was lost in your foreign friend—Tom s home last Sunday night when you watched the World Cup in your friend s home. Write a letter to your friend to 1)thank him for his kindness, 2)describe your lost watch, and 3)ask him to help you. You should write about 100 words on the ANSWER SHEET. Do not use your own name. Use "Li Ming" instead. Do not write your address.(10 points)