I think i have learned a lot today是什么句式?

I think I should learn to say I think i have lost another I have to learn . I think you’ll have a hard time ____(learn) Japanese in 30 days.怎么填? I don't think you fully _____ the importance of his speech.have get learn realize I would like__maths,I think it's diffcult to learn I want to learn to sing.I think ( ) I think I can learn lots of from it. I think you have rt I think you have sex I think you can have I think I deserve to have you I think I have poor-------(健康） I have a lot to learn I will learn you have to give I still have a lot to learn. I have to learn growand be strong. I have trouble to learn sth