I shall begin the posting here (it’s my first post ) I shall begin posting here (it’s my first post)

I’ll begin theo post here (it’s my first post ) I’ll begin to post here (it’s my first post )

I begin the post here (it’s mMy first post )! My first post!

I begin the post here (it’s mMy fFirst pPost )! My First Post!

Or: "It Begins Here!"

I will introduce myself! I will introduce myself!

Or: "Let me introduce myself!"

I’ll introduce myself! I’ll introduce myself!

ILet me introduce myself! Let me introduce myself!

In Japanese it's very common to say 初めまして in a situation like this, but it's not necessary in English 🙂 You can just start your introduction: "Hi! I'm an..."

ILet me introduce myself! Let me introduce myself!

I’m an English learner who is from Japan! I’m an English learner who is from Japan!

This is perfect grammar, good job! In English, you can simplify this and simply say: "I’m an English learner from Japan!"

I’m an English learner who is from Japan! I’m an English learner from Japan!

I’m an English learner (who is) from Japan! I’m an English learner (who is) from Japan!

"who is" can be omitted (removed) and it is still OK

I’m an English learner who is from Japan! I’m an English learner from Japan!

I have a cat whose name is Marie and it's so cute🥰. 🥰 I love it🐈 him/her. 🐈 I want to be able to speak English well and fast. 😂 But that needs to takes time, I guess. 💭 I’m going to keep studying. ✊✨ I have a cat whose name is Marie and it's so cute. 🥰 I love him/her. 🐈 I want to be able to speak English well and fast. 😂 But that takes time, I guess. 💭 I’m going to keep studying. ✊✨

When talking about your pet, you can use him/her.

I have a cat whose name is Marie and itshe's so cute🥰! 🥰 I love it🐈 her 🐈 I want to be able to speak English wenaturally and fastwell 😂 But that needs to takes time, I guess 💭 I’m going to keep studying ✊✨ I have a cat whose name is Marie and she's so cute! 🥰 I love her 🐈 I want to be able to speak English naturally and well 😂 But that takes time, I guess 💭 I’m going to keep studying ✊✨

I have a cat whose name is Marie and it's so cute🥰I love it🐈 I want to be able to speak English well and fast (to learn quickly?) 😂 But that needs towill take time, I guess 💭 I’m going to keep studying ✊✨ I have a cat whose name is Marie and it's so cute🥰I love it🐈 I want to be able to speak English well and fast (to learn quickly?) 😂 But that will take time, I guess 💭 I’m going to keep studying ✊✨

To speak fast = say many words in a short amount of time (like 30 words in 2 seconds) To quickly learn to speak = reach a level where you can talk, and to do it in a small amount of time

I have a cat whose name is Marie and itshe's so cute🥰I love it🐈 her🐈 I want to be able to speak English well and fast 😂 But that needs to takes time I guess 💭 I’m going to keep studying ✊✨ I have a cat whose name is Marie and she's so cute🥰I love her🐈 I want to be able to speak English well and fast 😂 But that takes time I guess 💭 I’m going to keep studying ✊✨

I recommend putting she/her/he/him instead of it/it's for your cat