4. What will life be like in 100 years’ time? Make sentences using will or won’t in future simple. 1) Voice-activated computers/help run our houses (✓) 2) People/commute to work in flying cars (✓) 3) People/use fossil fuels (✗) 4) People/pay for things in cash (✗) 5) People /do all their shopping online. (✓) 6) People/wear spray-on clothes. (✓)