Today, _______ people speak English as their first, second or a foreign language than ever before.
Mr Smith ______ a book about China last year but I don’t know whether he has finished it.
_____ I read the story, I’m greatly moved by it.
He ran as fast as he could _____ to catch the early bus.
---I was wondering if we could go skiing on the weekend.--- good.
Only when _______ 30 years old ______ to learn English.