Question

求英语题答案，急急急

求英语题答案，急急急四题

Answer 1

1. Planes are first invated by Wright Brothers and nowadays it can fly for a long time.

2. Computers are helpful in daily life, it can helps people do complicated calculations.

3. Vehicles like cars helps people travel around faster, they are especially helpful in carrying heavy things

4. Development of technology made mobile phones more capable, it's now usual for people to buy goods or study using phones