> Karen loves her job because she likes meet many people. So, she is interesting in her job. people from different places around the world. she hopes that she visits their countries one day.

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* Correction :     Student's sentence        Corrected sentence        Grammar explanation       Better sentence    

> Karen loves her job because she likes meet many people. So, she is interesting in her job. people from different places around the world. she hopes that she visits their countries one day.

> Karen loves her job because she likes to meet many people. So, she is interested in her job. people from different places around the world. she hopes that she visits their countries one day.

Sentence usage is wrong,  "to + Verb" must be used.  and using the -ing in form, to tell the time of speaking.

Karen loves her job because she likes to meet other people.  So, she is interested in her job especially people from different places around the world. She hopes to visit those countries by herself.