用所给词的适当形式填空。Smoking a lot is________(harm)to your health.You’d better give it up.
The weather here is__________ that in Beijing.
It’s good__________your health_________.
__________he is ill, __________he goes to school.
The story is about Lei Feng.It's very ______.
—Which is______,the sun,the moon or the earth? —Of course,the moon is.