#2 Homework: Please write 3 sentences about the best invention in your opinion.

The best invention that i think would be car. = in my opinion ... the car 

by using the car i can go anywhere quickly i want and whenever = Using ... I can quickly go anywhere whenever I want. 
and I can also load heavy weight things in the car trunk. = And ... heavy objects 

thanks to the car, we can save our time. = time 
the car become a necessary transportation in our life  = became .. mode of  transportation