грамматически и лексически.

Leonardo da Vinci made the first real studies of flight in the 1480s. He had over 100 (a)   that illustrated his theories on flight.

DRAW

грамматически и лексически.

He designed a parachute in the 1480s, though he didn’t try it out. Another (a)   , Faust Vrande, jumped using a similar design in 1617.

INVENT

грамматически и лексически.

In 1783, Sebastien Lenormand invented a parachute, which he demonstrated by jumping from a tree, but it was only four meters high. A few years later, having refined his design, he made a (a)   jump from a taller tower.

SUCCESS

грамматически и лексически.

In 1785, Jean Pierre Blanchard used a dog to test his parachute. The dog was fine, and so was Blanchard when he used the parachute in 1793 to escape a balloon accident. These early parachutes didn’t catch on because there weren’t any flying machines around to make them (a)   useful.

REAL

грамматически и лексически.

The invention of airplanes has made parachutes important. Since then, their (a)   has been proved many times.

EFFECTIVE

грамматически

Do you know the story behind the invention of video games? Here is the story of the (a)   video game.

ONE

грамматически

If you (a)   this article in 2020, you probably imagine video games as we know them now. Nowadays we are used to online games full of colour and action.

READ

грамматически

However, the story about the invention of video games dates back to the 1940s The invention patent (a)   : “The cathode ray tube amusement.”

(CALL)

грамматически

It was very primitive by today’s standards but has given the inspiration for many video games created (a)   .

LATE

грамматически

My grandma often comes to us to babysit my sister, Ann. Yesterday she was tired , but she (a)   to upset Ann and agreed to play ball in the backyard after supper.

(NOT WANT)

грамматически

After 5 minutes, she (a)   down on a patio chair and said, “Grandma is too old for this.”

(SIT)

грамматически

Ann came over, put her arm around Grandma’s neck and said, “Grandma, I wish you (a)   newer.”

BE