急性胆囊炎常见致病菌是A.梭状芽胞杆菌 B.金黄色葡萄球菌 C.溶血性

Which of the following would be the best title for the text？

A．Big Social Factor in Quitting Smoking

B．How to Quit Smoking Efficiently

C．Ripple Effect within Social Networks

D．Marginalization of Smoking Is Dangerous

A、acceptance

B、social status

C、power

D、Dependence

A、Age range

B、Social background

C、Height range

D、Interests

A．The appearance.

B．The previous marriage status.

C．The expenditure of wedding ceremony.

D．The social class.

A．family

B．life-cycle stage

C．economic situation

D．personality

Which of the following is NOT mentioned as a factor of accidents？

A．Mood.

B．Tiredness.

C．Carelessness.

D．Weather.

Which of the following is NOT mentioned as a factor of accidents？

A．Mood.

B．Tiredness.

C．Carelessness.

D．Weather.

Which of the following is NOT mentioned as a factor of accidents？

A．Mood.

B．Tiredness.

C．Carelessness.

D．Weather.

Which of the following is NOT cited as a possible risk factor？

A．High in cholesterol.

B．Conjugal affection.

C．Eating fatty foods.

D．Being under stress.

Which of the following is NOT mentioned as a factor of accidents in this passage？

A．Mood.

B．Tiredness.

C．Carelessness.

D．Weather.