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举一反三
【单选题】Increasingly, over the past ten years, people--especially young people--have become aware of the need to change their eating habits, because much of the food they eat, particularly processed food, is ...
A.
they are fed on food which is little better than garbage
B.
they live in very crowded condition
C.
the eggs they lay lack vitamins
D.
they are allowed to move about and eat freely
【单选题】As our van pulled up to the ranch (牧场) to start a three-month program for troubled boys, we passed a cowboy on his horse. Bill was the owner of the ranch. We made eye contact through the dusty window ...
A.
seriousness
B.
friendliness
C.
authority
D.
generosity