Provide us with more info so people here can help you
-Which visa office did you apply from ?
-What service did you use (online or paper) ?
-Which course did you apply for ?
-What are your past qualifications ?
-How long will be your stay in Canada? , if more than 6 months, then,
Did you submit your medical examination and police clearance certificate with your application?
After answering these questions mention above, Members will be able to aid you.