更多"It is well-known that smoking is (h"的相关试题:
[填空题]Smoking does harm to us. Under no circumstances __________________________________ (公共场所禁止吸烟).
[填空题]Some people believe that smoking may （） one’s life—not only cancer, but also heart and lung diseases are related with smoking. (short)
[填空题]John keeps warning his son about the harm smoking can do him but the kid just ______________.(不听他的劝告).
[单项选择]
W: May I smoke here
M: No, smoking will do harm to patients.
Where do you think the conversation probably takes place （）
A. In a hospital.
B. At a railway station.
C. In a reading-room.
D. At a school office.
[填空题]Smoking is (harm) （） to your health, so you had better give it up.
[填空题]Smoking is (harm) ______ to your health.
[单项选择] Cigars Instead
Smoking one or two cigars a day doubles the risk of cancers of the lip, tongue, mouth, and throat, according to a government study.
Daily cigars also increase the risk of lung cancer and cancer of the esophagus, and increase the risk of cancer of the larynx (voicebox) sixfold, say researchers at the National Cancer Institute in Bethesda, Maryland.
In addition, the report revealed that smoking three or four cigars a day increased the risk of oral cancer to 8.5 times the risk for nonsmokers and the risk of esophageal cancer by four times the risk of nonsmokers.
The health effects of smoking cigars is one of eight sections of the article " Cigars: Health Effects and Trends". The researchers report that, compared with a cigarette, a large cigar emits up to 90 times as much carcinogenic tobacco-specific nitrosamines
"This article provides clear and invaluable information about the disturbing increase in cigar use and
A. Six
B. Seven
C. Eight
D. Nine
