Industrial revolution brought surgery changed greatly.
Medical help became available for industrial workers.
The study of art went through a complete revolution.
Human being’s methods in surgery changed greatly.
第1题:
Based on the laser operation treatment of three patients。what can we infer from the passage?
A.Laser light treatment is safe and effective.
B.Laser light treatment is dangerous and ineffective
C.Laser light treatment still requires much more studies.
D.Government should encourage doctors to do research of laser light treatment on the human body.
第2题:
第3题:
此题为判断题(对,错)。
第4题:
第5题:
第6题:
第7题:
第8题:
Why do the American doctors think of using laser light to treat heart disease?
A.Beeause laser light is quite powerful.
B.Because laser light is penetrating.
C.Because laser light can destroy the blocking materials in human’s artery.
D.Because laser light can travel through the human body.
第9题:
第10题: