Test. Passive Voice.

Teaching ....... (carry) out by tutorial system for which Oxford and Cambridge universities .......  (know) all over the world.

The academic year ........ (divide)  into two terms.

The first detailed concept of a computer network .......... (develop) by Joseph Carl Robnett Licklider

The technology that can split files into parts and transmit them in different ways over the network ........ (describe) by Leonard Kleinrock.

Invented at Xerox PARC in the 1970s, laser printers ........ (introduce) for the office and then home markets in subsequent years by IBM, Canon, Xerox, Apple, Hewlett-Packard and many others.

The raster image processor (RIP) converts the page description into a bitmap which .......... (store) in the printer's raster memory. 

This content ......... (bring) to you by "Gardian Prophessional".

A person will always ........ (train) by a teacher and no existing technology will replace the teacher.

A natural grave ........ (be) washed out by the rains at the foot of a tall stone marker.

This door ........ (be) installed with top-of-the-line security system by KBN Security Ltd.

The car may ........ soiled by a teenager. 

My health has ........ (be disrupt) by bad ecology.