how can i approve my speaking?

Do you have wechat？ I can recommend you a little program to practice.

Practice make perfect

和中国人聊天

You can start with learnning some useful words and sentences which you can use in your daily life.Such as Good Morning=早上好。If you say 早上好 a lot of times ,your pronounciation will be better .In this way ,it's
more easier to remember and you will have more interesting to learn.

1. listen to the video about Pinyin tutorial, tones
2. repeat what you listened to.
3. practice every day.

Hello, may this website could help you to firgure out the pinyin and express! https://chinese.littlefox.com/en

😄Pinyin is easier for English speakers. As most initials have very similar sounds as English phonics.And you can also find similar sounds in English for finals

多听新闻，看电影，看综艺等跟着字幕练口语

Listen to some basic words in your daily life ,and you will understand more about Pinyin day by day.

多开口说，不要害羞