Verified answer

Some of I have tried to cover in my own site. please refer below links

http://www.clickfreehit.com/index_files/EnglishWor...

http://www.clickfreehit.com/index_files/IrregularV...

http://www.clickfreehit.com/index_files/LearnEngli...

http://www.clickfreehit.com/index_files/Prepositio...

http://www.clickfreehit.com/index_files/Articles.h...

http://www.clickfreehit.com/index_files/ActiveAndP...

http://www.clickfreehit.com/index_files/SingularAn...

buy books for school. They teach grammar and vocabulary. Also read more in english language.

Take a course that emphasises these points. Reading and writing will also help you remember what you learn.

rosetta stone

go to school