The tourist ____________ the map is a relative of my father.
A. looking at
B. looked at
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People ____________ in cities can enjoy more of modern life.
A. lived
B. living
___________, her poor health was due to the fact that she smokes more than 20 cigarettes a day.
A. Obviously
B. Generally
He works with such enthusiasm as if he never (know) _______ fatigue (疲倦).
A. would know
B. knew
As almost every conceivable contact between human beings gets automated, the alienation index goes up. You can’t even call a person to get the phone number of another person any more. Directory assistance is almost always fully automated.