某轴类零件原始直径120mm，允许最大磨损量4mm，目前该轴已经使用了2年，测得轴的直径为119mm，由此可

Smoking does great harm to our health. () is smoking allowed in public places.

A．In no time

B．At a time

C．At all times

D．At no time

Smoking does great harm to our health. () is smoking allowed in public places.

A. In no time

B. At a time

C. At all times

D. At no time

Smoking does great harm to our health. () is smoking allowed in public places.

A．In no time

B．At a time

C．At all times

D．At no time

Smoking does great harm to our health. () is smoking allowed in public places.

A．In no time

B．At a time

C．At all times

D．At no time

Smoking is (harm) ______ to your health.

Smoking does harm to us. Under no circumstances ____________ (公共场所禁止吸烟).

Chlorine does great harm to health．

A．Right

B．Wrong

C．Doesn't say

A lot of people do believe that smoking will______(definite)bring great harm to our health．

Why should children be educated about the harm of smoking at an early age？

[A] Because small children are more curious about cigarettes.

[B] Because smoking is difficult to give up for children.

[C] Because the early age is the time to form. values.

[D] Because children's health is more venerable to the hurt of cigarette.

What does the man mean？

A．He also smokes when he is nervous.

B．He agrees that the woman should smoke.

C．He thinks that smoking is bad for health.