5 Choose the correct tense. 1 More and more people use/are using their mobiles to access the Internet these days. 2 Sheila runs/is running a successful business. 3 Computec holds/is holding a five-day seminar on new computer systems next week. 4 Lauren doesn't leave/isn't leaving her house before 9 o'clock in the mornings. 5 No wonder your phone bill is so high! You always talk/'re always talking on your mobile. 6 I don't teach/'m not teaching in the evenings at present. 7 Do polar bears live/Are polar bears living only in the Arctic? 8 I never set/'m never setting foot in that restaurant again! The food was horrible! 9 He takes/is taking the ball from Ben, shoots and scores. 10 Are you having/Do you have a meeting tomorrow morning? 11 Liam walks/is walking his dog every morning 12 Astronomers studylare studying objects in the sky or in space, such as planets, stars and galaxies. 13 Antarctica is staying/stays frozen all year round.