Question

Read and complete the following sentence.

X – rays_________ by William Roentgen.


was discovered.


were discovered.


is discover


is discovered


are discovered.


Pregunta 2

Read and complete the following sentence.

Paper ________ from trees.


was made


were made.


is made.*


are made.


is make.


Pregunta 3

To write the description of a process we use linking words in the following order:


First-Then – After that- Finally.


First- After that- Then- Finally


First- Finally- After that- Then


Finally- First- Then- After that


Then – Finally- First- After that


Pregunta 4
Electronic signals are also called…..


voice waves


electronic waves


waves


ocean waves


big waves


Pregunta 5
When we use a mobile or a wireless network, we are using:


Radio cords


Wifi


Radio waves.


voice waves


Carrier waves

Answer 1

Respuesta:

is discover LA VERDAD NOSE

Explicación: