用英语写一篇120左右的读后感，阐述你对下面这段英语文字的理解,开头已给，不计入总词数。

Work while you work, and play while you play.

For that is the way to be happy and gay.

All that you do, do with your might（力量）

Things done by halves are never done right. 

Tom is an aggressive but easygoing person,            will succeed whatever career he chooses.

    A. the one who      B. one who          C. the one          D. one

 Ivy told Nancy that she            what she was doing during the vacation.

    A. was just asked               B. was just asking     C. had just been asked   D. had just asked

 It is hard to avoid mistakes.             you correct them, it will be all right.

    A. As long as       B. Although         C. In case          D. Even though

Ideally            in the heart of the city, the hotel is a favourite with many guests.

    A. locating         B. being located    C. having been located D. located

Over the last decade, my experiences            there is no shortcut to excellence and you have to use your talents and abilities to get ahead of others.

            A. had proved                   B. prove                C. have proved      D. were proving

-----Was it by cutting down employees            she saved the company?

   -----No, it was by improving work efficiency.

    A. how              B. that             C. when             D. what

 The committee            scientists and engineers has been set up.

    A. making up of                 B. consisting of            C. to make up       D. consisted of

The best way Tom suggests            one’s strength is to run for 30 minutes every day.

    A. building up      B. to build up              C. build up D. being built up

 -----I think you            us an explanation.

   -----I will prove what I have done is right and I mean no harm.

    A. give             B. owe              C. need             D. want