The exercise here is about paraphrasing. This means re-writing a sentence using other word while retaining the original meaning of the sentence.
What are the paraphrased sentences?
- It is clear that security at airports is very tight nowadays.
- There are advantages and disadvantages of Living in another country.
- To sum it up, learning a new language is a useful skill.
learn more about correct sentences at:
https://brainly.com/question/16726894
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