Final answer:
The verb tenses in the sentences are mostly correct, but there are some inconsistencies that need to be corrected.
Step-by-step explanation:
The verb tenses in the sentences provided are not correct in some cases.
In the first sentence, 'My key had broken, so I will go and get it fixed at the garage,' the verb tenses should be consistent. It should either be 'My key broke, so I will go and get it fixed at the garage' or 'My key had broken, so I would go and get it fixed at the garage.'
In the second sentence, 'The opportunities that a new park brought to the area will be lost if the council fails to support the proposal in committee,' the verb tense is correct.
In the third sentence, 'Harry is going to Las Vegas with his family for two weeks in November,' the verb tense is correct.
In the fourth sentence, 'If the company reduced its staffing levels, it will have more money to invest,' the verb tenses should be consistent. It should either be 'If the company reduces its staffing levels, it will have more money to invest' or 'If the company reduced its staffing levels, it would have more money to invest.'
In the fifth sentence, 'Conrad wants to play the guitar today, but one of its strings had broken,' the verb tense is not consistent. It should be 'Conrad wants to play the guitar today, but one of its strings has broken.'
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