==============Corrections==============
Daniel: 3.distinct
The seasons in Korea is distinct.
Correct: The seasons in Korea are distinct.
Explanation: Since "seasons" is the subject or the one being talked about in the sentence you should use the plural form of the verb to make the sentence correct.

Daniel: 4.extreme
A blizzard is a extreme weather condition.
Correct: A blizzard is an extreme weather condition.
Explanation: We use the article "an" if the next word starts with a vowel, so we only use the article "a" if the next word with it starts with a consonat or a specific noun.

Daniel: 5.natural hazard
A tropical storm,drought,flood,blizzard,tornado,etc,etc is a type of a natural hazard.
Correct: A tropical storm,drought,flood,blizzard and tornado are types of a natural hazard.
Explanation: There are a lot of subjects used so we should use the plural form of the verb "are" and then "types" because of the number of the sibjects used.

Daniel:6.monsoon
It is the time of monsoons right now in the southern Asia.
Correct: It is the time of monsoons right now in the Southern Asia.
Explanation: Take note of your capitalization, because Southern Asia is a proper noun.

Daniel: 7.replace
We were trying to eat cow meat but the cow meat was so expensive,so we replaced with pig meat ____?
Correct: We were trying to eat cow meat but the cow meat was so expensive,so we replaced pig meat instead.
Expalantion: See to it that your sentences are complete most especially when it shows comparison.

Daniel: 9.consumer
I bought a comic book yesterday,then I become the consumer of the comic book.
Correct: I bought a comic book yesterday,then I became the consumer of the comic book.
Explanation: If the first verb is already in past tense, so with the other verbs. Make sure that all the verbs in the sentence have the same tenses.

           ===============Notes================

Hello Daniel! Great job! I really do appreciate because you finished your home work early. Very good :) Please keep in mind the corrections that I've made to your homework so that when you have a new one, it'll be better and I do believe that you'll do well. Thank you. I'll see you on Wednesday! Bye. Take care.

~Teacher Carrie