There are thousands of websites for anyone who would like to improve their English. We have presented a few of what we feel are important ones here.

BBC Pronunciation

This reference to BBC Learning English

Longman Online Dictionary

Use this site not only to check the meaning of words, but also what words they usually occur with, e.g. research into/on

Howjsay

Not sure how to pronounce a word? Find out here.

Collocations Dictionary

Remember what we said in Vocabulary about combinations like “prepare cash”? Use this site to find out what you can ‘do’ with ‘cash’.

You can find even more information in Self study English.