结构相似 取其一（有众多相同的词）
一时装模特，在表演时，自己笑了，台下一片喝彩声. 她自感成功，下去向老板索奖. 谁知老板不仅没奖，反而把她炒了. 冤枉不？不冤枉！模特二字，特是幌子，模是目的. 模特表演是不能笑的. 试想，模特一笑，只能显示模特本人的特色，谁还去看她身上的服装呢？所以，模特一笑，特在模掉！
70. According to the study of Brown Medical School, ______.
A more than 6 million Americans distrust doctors
B only 1/10 of medical websites aim to make a profit
C about 1/10 of the websites surveyed are of high quality B≈C
D 72% of health websites offer incomplete and faulty facts
72. According to the text, Driver Alert _____.
A. aims to reduce tiredness-related accidents
B. has gone through testing at laboratories
C. aims to prevent drivers from sleeping A≈C
D. has been on sale for 12 months
69. When people suffer from Alzheimer”s disease, _______.
A. their families and friends will suffer from the same disease
B. their families and friends will experience mental sufferings A≈B
C. they will certainly die in 8 to 10 years
D. they will forget everybody but their spouses
16. The rapid-transit rail lines should ______.
A. develop as quickly as possible B. develop with local economic development
C. develop after local economic development D. develop with the construction industry
B≈C