Relier Pairs Keynote Advanced U4: GrammarVersion en ligne Students will practice expressions used for approximation. par Carlos Rincon 1 How many tickets do we need to buy to get a group discount? 2 What's in the bag? 3 Was the factory tour interesting? 4 What does Ken Arnold look like? 5 Who was that on the phone? 6 How many people came to the presentation? He's tallish, about 40. My stuff. Some sales representative from an office supplies company. As few as ten, according to their website. Roughly twenty. It was actually kind of frustrating because I couldn't hear the guide.