Your schedule looks so crowed and your life is so busy .

Swimming

From your Chinese.

I want to learn swimming before long time,but i always no good partner.
我从很久之前就一直想学游泳，可是一直没有很好的伙伴。

For a very long time, I had been thinking of learning swimming.  However, I don't have a good partner.

Summer is coming now, it is good time for go to swim,but i can't do it,that's a pity.
现在正是夏天，它是游泳的最好时机，可是我却还不会，真的很可惜。

It is summer right now.  It's the best time/opportunity to learn it. However, I still can't.  What a pity.

I really envy someone who can swim like a fish.
我真的很羡慕那些可以像鱼儿一样游来游去的人。

I admire  those who can swim like a fish.

Someone say it is esay to learn if you don't worry first.
有的人说游泳很容易但首先你必须克服害怕。

Some say that swimming is very easy but first you have to subdue your fears first.

Someone say it is little hard at first,but don't worry,if you study hard you will leard.
有人说刚开始会有点难度，不过不用害怕，只要有心学就会学会。

Some say that it will be difficult at first.  Just don't be afraid, if you have the will, you will learn and succeed.

I always think the best optimal teacher is my father or boyfriend/husband.
我总是觉得爸爸和男朋友/老公是最好的游泳老师。

But, my father is not go to swim for long time, also swimming is not good for his health.
但是，父亲已经很久没有去游泳了，当然对他来说身体负荷不来。

However, my father has not swam for a long time now.  To him, swimming is not conducive to his health.

When i can learn swim?On a hot day, a cool swim is a joy.
什么时候我能学会游泳呢？在这样炎热的夏天，游泳应该是多么有趣啊。

When will I be able to learn how to swim.  In such hot summer weather, swimming is so much fun.

Swimming

I've wanted to learn to swimming before for a long time, but i always no good I never have a good partner.
我从很久之前就一直想学游泳，可是一直没有很好的伙伴。
Summer is coming now, it is a good time for go to go swimming, but i I can't do it swim, that's such a pityshame.
现在正是夏天，它是游泳的最好时机，可是我却还不会，真的很可惜。
I really envy someone anyone who can swim like a fish.
我真的很羡慕那些可以像鱼儿一样游来游去的人。
Someone Some people say it is esay easy to learn if you don't worry overcome your fear first.
有的人说游泳很容易但首先你必须克服害怕。
Someone Some people say it is a little hard at first, but don't worry, if you study hard you will leard master it.
有人说刚开始会有点难度，不过不用害怕，只要有心学就会学会。
I always think the best optimal teacher is your father or boyfriend/husband.
我总是觉得爸爸和男朋友/老公是最好的游泳老师。
But, my father is has not gone to swimming for a long time, also swimming is not good for his health.
但是，父亲已经很久没有去游泳了，当然对他来说身体负荷不来。
When i can can I learn to swim? On a hot day, a cool swim is a joy.
什么时候我能学会游泳呢？在这样炎热的夏天，游泳应该是多么有趣啊。

In English it is important to leave a space after commas, full stops, question marks etc.