Final answer:
In the provided text, the clause 'I feel that sometimes we get busy in our lives that we do not have time to look back in those beautiful days' contains both a subject and a verb, and it expresses a complete thought.
Step-by-step explanation:
The student is asked to find the clause in the paragraph. A clause is a group of words that contains a subject and a verb. In the provided text, there are several clauses, but if the student seeks one significant clause that encapsulates the sentiment of connection to the past and family relationships, it could be this one: 'I feel that sometimes we get busy in our lives that we do not have time to look back in those beautiful days'. This clause has a subject ('I') and a verb ('feel'), and it expresses a complete thought.