What will you be able to do if you learn English?
What won't you be able to do if you don't learn English?
По 3 предложения на каждый вопрос.

If I learn English, I will be able to...
...to go on holiday abroad.
...to surf the net and English websites.
...to watch filmes and read books in original.
If I don't learn English, I won't be able to...
...to find a job abroad.
...to make a frands from another country.
...to communicate with people everywhere.

If I learn anliysky language, I will be able to improve their skills.If I  learn  English, I could go to England.
If I learn English, I can stand it. I can not meet in England with someone.I can not sing a song in English.I can not speak English.