The word which best completes the given sentence above is:
According to the given sentence, we can see that there is a sentence which gives the details of how the speaker's brother broke his legs and also bruised three ribs in an accident.
As a result of this, we can see that there is a dash which needs to be filled with the right word. That word is "unfortunately" and this is because, it shows that there are more bad news in addition to the broken leg
Therefore, the correct answer is Unfortunately
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https://brainly.com/question/20995767
