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 What does Ken Arnold look like? 3 What's in the bag? 4 Was the factory tour interesting? 5 How many tickets do we need to buy to get a group discount? 6 How many people came to the presentation? My stuff. He's tallish, about 40. Roughly twenty. 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.