改错：I don't think I study better than other students in our class.不改变原句的意思

改错：I don't think I study better than other students in our class.
不改变原句的意思

I don't think I study better than any other student in our class./ I don't think i study better than the other students in our class.

better than改为as good as

i don't think i am better at studying than any other student in our class