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