"There were a total of about 200 students." -> "There were a total of around 200 students."
"It needed 5 school buses to take us to the country park where we stay there for a day." -> "It took five school buses to transport us to the countryside park where we stayed overnight."
"The weather was very nice and I had much fun with my friends over there." -> "The weather was pleasant, and I enjoyed spending time with my friends in the countryside."
"I like school trips." -> "I really enjoy going on school trips."
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