Hello!!
That is common in every 11th standard student they usually don't start from the beginning of the season so chill,I can't assure that you will be able to finish whole syllabus in just 2 months if your haven't read them all even a single time but you can definitely cover important chapter and if you work hard you can cover all most all chapters,just be consistent.
--here is what you can do to cover it all
I hope this helps you !!
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