单选题
When those whom he had injured accused him of being a ______ , he retorted curtly that he had never been a quack.
【正确答案】
C
【答案解析】Charlatan is another term for a quack or pretender to medical knowledge.
单选题
There is an essential ______ in human gestures, and when someone raises the palms of his hands together, we do not know whether it is to bury himself in prayer or to throw himself into the sea.
【正确答案】
E
【答案解析】The statement that "we do not know" whether a gesture indicates devotion or despair sug-gests that gestures are by their nature ambiguous or unclear.