1.表示好處
1)It has the following advantages.
2)It does us a lot of good.
3)It benefits us quite a lot.
4)It is beneficial to us.
5)It is of great benefit to us. 例： Books are like can help us know the world better，and they can open our minds and widen our efore，reading extensively is of great benefit to us.
2.表示壞處
1)It has more disadvantages than advantages.
2)It does us much harm.
3)It is harmfulto us. 例： However，everything dividesinto vision can also be harmful to can do harm to our health and make us lazy if we spend too much time watching televi- sion.
