Afrase he speaks germany é qual classificação gramatical, present simple ou present perfect? ​

exercise: put the verb in the right form. 1. david (shave) when his wife (come) home yesterday. 2. the claytons (celebrate) a birthday party when i (phone) last friday. susan (record) everything with her camcorder and everybody (have) fun. 3. when the earthquake (destroy) their house, the claytons (shop) in town. luckily, they (sleep) or watching tv at home. 4. while tom and sally (go) to school, their little sister (sleep) peacefully in her bed. she was with the flu. 5. while they (play) cards, somebody (break) into the house. 6. we (play) monopoly when the lights (go off). 7. the chef (cook) a delicious meal when the guests (start) to arrive. 8. the man (talk) on the phone when he (crash) against the other car. on the other hand, the woman (put on) some make-up when the accident (happen). 9. while he (talk) on the phone, his baby (sleep). 10. diana (kiss) her boyfriend when her parents (come back) home from the theatre.

Alguém sabe essa por favor pra me ajudar não sei muito o inglês​

1) qual é o avanço tecnológico mais importante dos últimos 100 anos? 2) qual objeto tecnológico você não pode viver sem? 3) o que você acha que a próxima invenção será? 4) você já parou para pensar em quanto ainda avançaremos em tecnologia? 5) pense em todos os gadgets que você possui. agora pense em viver sem eles por uma semana.