It is good for old people to _____ after carefully.

It is good for old people to _____ after carefully. it is good for us what is it good for It is gone for good. it is good for company Helping the old and the weak is a good verture,and (still ),it is necessary for us to do.为什么、 the weather is good for a p Old people think______ (walk)is good for them it is not good() to play on the old people 翻译it is really good for It is good for you_____(exercise)more. it is good for us study english it is good of还是for you, it is good for us__(exercise) It is just repay evil for good is it good for for us or bad for us Having a trip aborad is certainly good for the old couple,but it remains ___ whether they will enjoy it.A.to seeB.to be seeC.seeingD.seenwhy Having a trip abroad is certainly good for the old couple,but it remains (see)whether they will enjoy it.添see的有关格式,为何?