CORRECT THE MISTAKES given in [ ___ ]

1.[Despite ] his [foolishness], many people like him.
2.Will he succeed in [passing] the exam?
3.He wanted to know if she [had gone] to the disco the night before.
4.Complaining about faulty goods or bad service [is] never easy.
5.They lightened the weight of the box by [removing] several things from it.
6.Did you take my [car key] [by] mistake?
7.He was [pleased] to hear such a fine musician [playing] his favorite piece of music.
8.The farmer had to wear boots because the fields were wet and [muddy].
9.He told me [ not to] sneak up behind him.
10.He'll [never] get a promotion, however [hard] he tries.
11.If I [were] you, I [wouldn't] interfere [with] his business
12.I'm looking forward to [seeing] you again.
13.He [must have] something serious, [as] he's [been] in hospital for five weeks.
14.Our last two days in Florida were [slightly] spoiled [by] the weather.
15.Very [few] scientists come up with [completely] new answers to the world's problems.
16.I recommended that he [come] on time for the interview.
17.Before you [sign] anything important, pay attention to the fine print.
18.That river [has risen] five feet since yesterday.
19.Misuse of the [world's resources] [is] one of the boiling issues today.
20.John [has spread] the news about the manager's dismissal.
21.The leading runner was two miles [farther] ahead.
22.Payment of all accounts [should be made] (-] cash within ten days.