英语改错题，大家帮忙

一道英语改错题，只允许改10处T

The other day our class hold (改成held,过去式)a discussion on whether Senior Three（删去，与senior重复） students should own a computer（改成computers,复数）。 Opinion（改成opinions,复数） divide。 Personally,I don’t think my parents should buy me a computer now。 For one thing, it will be（删掉be) cost a lot of money to buy...全部

  The other day our class hold (改成held,过去式)a discussion on whether Senior Three（删去，与senior重复） students should own a computer（改成computers,复数）。
  Opinion（改成opinions,复数） divide。 Personally,I don’t think my parents should buy me a computer now。
   For one thing, it will be（删掉be) cost a lot of money to buy a computer, In the way ,it is a waste of money ,for other （改成on the other,另一方面）,it may have a bad effect to（改成on,固定搭配） our study。
   Since we are Senior Three students ,we have many(改成much,修饰不可数名词） homework to do。Because（改成If,或直接在此处加上if) we have a computer,many of us will play computer games quite crazy(改成crazily,修饰动词用副词） Meanwhile,it may result near-sightedness。
   In a word I don’t think it is suitable for me to have a computer at present。 。收起