The invention of chopsticks reflects the wisdom of Chinese ancient people.

The history of fast food in America runs parallel to the invention of the car.（)

The invention of the computer marked the beginning of a new era.（英译中)

As for the speakers experiment, which statement is INCORRECT？A．He used a pair of chopstick

The first invention of mankind was the wheel. The invention of the wheel is probably the

The invention of the fridge has not provided a ne

The invention of the fridge has not provided a ne