[填空题]According to some scientific research, smoking will (short) _____ a person’s life greatly.

[填空题]According to some scientific research, smoking will (short) _____ a person’s life greatly.

[填空题]According to scientific research, ______ (狗也会产生嫉妒和骄傲等复杂的情感).

[多项选择]According to the lecture, what were the scientific instruments used in studying Halley’s Comet in 19867
A. Two spacecraft launched. by the Soviet Union.
B. Two spacecraft launched by Japan.
C. One spacecraft launched by America.
D. The Giotto launched by European Space Agency.

[填空题]Some people believe that cigarette smoking is a moral ________ that affects individuals and society. (weak)

[填空题]Some people do believe that smoking will (certain) ______ cause lung cancer.

[填空题]Smoking, which may be a pleasure for some people, is a serious source of discomfort for their fellows. Medical authorities express their 【B1】 about the effect of smoking on the health not only 【B2】 those who smoke but also of those who do not. In fact, nonsmokers who must involuntarily inhale the air polluted by the tobacco smoke may 【B3】 more than the smokers themselves. As you are doubtless aware, a considerable number of our students have 【B4】 an effort to 【B5】 the university to ban smoking in the classrooms. I believe they are entirely right in their aim. 【B6】 .I would hope that it is possible to achieve this by 【B7】 on the smokers to use good judgment and show concern for others rather than 【B8】 regulation. Smoking is prohibited by city laws in theaters and in halls used for showing films as well as in laboratories 【B9】 there may be a fire hazard. Elsewhere, it is up to your good sense. I am therefore asking you to maintain "No Smoking" in the auditoriums and classr
A. A．on mind
B．in heart
C．in mind
D．on heart