题目内容

An Englishman invented the fridge in the l920s．

A. Right
B. Wrong
C. Not mentioned

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根据下列材料请回答 36～40 题:
第 36 题 Paul was ordered to pay Clara $600 because

61%of ulcer risk seems to be caused by

A. unknown factors．
B. economic factors．
C. environmental factors．
D. genetic factors．

Hermann Toplak suggested than more money should be spent on

A. surgery．
B. fat people．
C. preventive programs．
D. state health services．

When a stroke occurs,the arteries leading to and within the brain._______