Simplify the following text for a Grade 9 native English-speaking person.
Original: In the last two decades , an increasing amount of Mandarin words have found their way into Singlish because Mandarin Chinese is taught to most Singaporean Chinese students in school .
Simplified: Recently , due to the fact that Mandarin is taught to all Singaporean Chinese in school , Mandarin words have also found their way into Singlish .