Reasons for not completingWhy I didn't do my homework

just a more natural sounding explanation

I was getting've been really exhausted fromsince the beginning of the day.

very good attempt here but incorrect past tense

Present Perfect Progressive tense. This is actually a super complicated part of english but its also super important

for more examples watch some comedy specials from America or you can look at short stories you can look up "story time" on american youtube for some fantastic and LONG past tense examples in order to get a better grip

As I had stayed up late the night before,keeping awake becomewas a challenge for me.

once again wrong tense Past perfect for the first part but past progressive for the next part.

Then, homeworks are is assigned to us and soon they piled up into a huge stack.

honestly pretty ok there aren't any direct tense mistakes but the actual flow is not too native i suggest reworking the sentence into

"On top of that we had all this homework to the point where it piled up to a huge stack"

I've made all my efforts to respond to them until finally they became uncontrollable.

wrong tense were talking about the past perfect as the homework was already not completed in the past and that time is over

saying that it "became" something is a good indicator that the sentence is in the past perfect as it is already transformed

I Swang amongbetween the options of "whether to do my homework",

overall good sentence however when we say "options" we generally follow or previously state at least 2 different conditionals with it saying "options of 'whether to do my homework'" is just unusual but i don't see a direct error its just very close

I finally surrendered to my inner voice which tellsold me to relax.

past perfect tense

So I takeook out my mobile and began to play tetris.

Past perfect progressive when reffering to a situation in the past requires that you stick with it for more of the story.

i suggest until you have seen the past perfect progressive being done ALOT you should avoid using it until you get it because its super hard and there are alot of verb endings that completly change

While relieving me from stress caused by study,so such pleasurable activity still cannot solve my fatigue.

very artistic sentence. good excluding the mistake

As known by all Chinese students, we are required to get to the playground before 6:45 to do Morning Run.

Add a space after each comma and period. This is much more important in English than in Chinese.

As I (had) stayed up late the night before, keeping awake becoames a challenge for me.

Then, homeworks are was assigned to us and soon ithey piled up into a huge stack.

“Homework” is uncountable.

Swainging among the options of "whether to do my homework",…

Merge this with the next sentence.

I finally surrendered to my inner voice, which tellsold me to relax.

So I takeook out my mobile and began to play tetris.

I was getting really exhausted from the beginningstart of the day.

As known by all Chinese students, know, we are required to geto to the playground before 6:45 to dgo Mfor a morning Rrun.

Active voice not passive sounds better for As all Chinese students know

As I stayed up late the night before,keep staying awake becomewas a challenge for me.

哈哈 relatable
Stay awake sounds more natural than keep awake

Then, homeworks a were assigned to us and soon they piled up into a huge stack.

Homework is a concept on its own so singular is enough

I've made all my efforts to respond tocomplete them until finally they amount became uncontrollable.

It's better to say complete homework, rather than respond, respond it better for calls/messages/emails instead of tasks

Swang amongI debated between the options of "whether to dodoing my homework",

Ior finally surrendereding to my inner voice, which tells me to relax.

So I takeook out my mobile and began to play tetris.

The problem lies in the fact that gaming is not a sustainable solution.

At least it's not league of legends!

While relieving me from stress caused by study,so pleasurable activity still cannot solve my fatigueAlthough it helps with the stress caused by studying, hobbies still cannot help me to stay awake/solve the problem of me being so tired.

Hobby is better than pleasurable activity