I moved to Canada with my wife on june 26 ,2018 as a temporary residence and got my study permit on December 25 ,2018.do I need to file 2018 tax return?

If you are unsure if you need to file a tax return, you’ll need to contact the Canada Revenue Agency (CRA) and confirm. If you are in Canada or the United States, you can call the Canada Revenue Agency (CRA) at 1-800-959-8281. If you are elsewhere you can call 613-940-8495. This page has more ways to contact the CRA: https://www.canada.ca/en/revenue-agency/corporate/contact-information/telephone-numbers.html

If you have TurboTax Live Assist & Review, here is how to talk to a Tax Expert: https://turbotax.community.intuit.ca/community/navigating-turbotax/help/i-m-using-turbotax-live-assist-review-how-do-i-talk-to-a-tax-expert/00/873764