—Can I tell Peter about the news?—No, I don’t want anyone else to know it. You _______keep it to yourself.

English is a language that many young people around the world         not speak perfectly but         at least understand.

— What are you doing this Saturday?— I’m not sure, but I go to the Rolling Stones concert      

According to our school rules, students ________ not carry mobile phones when taking a exam. 

You ______ be hungry already—you had lunch only two hours ago!