The internet (1) (to be) a computer network that (2) (to stretch) around the world. it (3) (to make) up of millions of computers. data can (4) (to travel) from any computer on the network to any other computer. the internet (5) (to begin) in the 1960s, when research agencies in the usa (6) (to built) their our communication network. other organizations, such as universities (7) (to join as home computers (8) (to become) cheaper and more popular in the 1990s, the internet began (9) (to expand) quickly with anybody being able (10) (to use) it via a telephone line. the internet use (11) (to fall) into two main areas — e-mail and the world wide web. with e-mail, it is possible (12) (to send) a text message almost instantly to any place on the earth. the web (13) (to know) to be a huge information-gathering system. it (14) (to allow) one computer (15) (to connect) to the internet (16) (to ask) for and copy files from another country. the files (17) (to store) in standard from so that any computer can (18) (to read) them.
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The internet (1) is a computer network that (2) stretches around the world. It (3) is made up of millions of computers. Data can (4) travel from any computer on the network to any other computer. The internet (5) began in the 1960s, when research agencies in the USA (6) were building their our communication network. Other organizations, such as universities (7) joined in. As home computers (8) were becoming cheaper and more popular in the 1990s, the internet began (9) to expand quickly with anybody was able (10) to use it via a telephone line. The internet use (11) falls into two main areas — e-mail and the World Wide Web. With e-mail, it is possible (12) to send a text message almost instantly to any place on the Earth. The Web (13) is known to be a huge information-gathering system. It (14) allows one computer (15) to connect to the internet (16) to ask for and copy files from another country. The files (17) are stored in a standard from so that any computer can (18) read them.
The hurricane has destroyed the town. The group has just arrived at Honolulu airport. Jeremy has joined the rescue team to help people after the earthquake. The rangers from the group have helped the injured. Forest fires have not occurred in the area since last year. Their house has collapsed because of the flood.There has never been such a terrible natural disaster there for 2 years already. Volunteers from all parts of the country have come here. There has not been running water since the flood. His family has survived in the tsunami.
Образование Present Perfect:
have / has + V3
have - I, you, we, they
has - he, she, it
1) The hurricane has destroyed the town.
2) The group has just arrived at Honolulu airport.
3) Jeremy has joined the rescue team to help people after the earthquake.
4) The rangers from the group have helped the injured.
5) Forest fires have not occurred in the area since last year.
6) Their house has collapsed because of the flood.
7) There has never been such a terrible natural disaster there for 2 years already.
8) Volunteers from all parts of the country have come here.
9) There has not been running water since the flood.
10) His family has survived in the tsunami.
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