大学英语大学英语大学英语四级(CET4)1998年6月大学英语四级(CET-4)真题试卷
题目内容

The purpose of George Spilich’s experiments is ________.

2024-07-09

A.to test whether smoking has a positive effect on the mental capacity of smokers

B.to show how smoking damages people’s mental capacity

C.to prove that smoking affects people’s regular performance

D.to find out whether smoking helps people’s short-term memory

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