Es. 1 pag. 28

Washing mashine; refrigerator; mobile phone.

Es. 2

In this century I probably couldn’t live without a washing machine, a refrigerator or a mobile phone. All these 3 are essential for a normal city life.

Es. 3

1) 2005       2) 1971        3) 2001        4) 1984       5) 1991        6) 1990        7) 1995        8) 2006

Es. 4

1) T       2) T       3) F        4) T        5) F        6) T         7) F         8) T

Es. 5

1) broadband      2) desktop computer      3) internet server      4) keyboard       5) laptop        6) password       7) search engine       8) social networking        9) text message        10) username        11) website

Es. 6

1) text       2) user         3) desktop        4) engine        5) social        6) server

Es. 7
1) click        2) download         3) follow        4) go         5) open       6) visit

Es. 8
1) The first thing I do when I go online is checking my notifications.

2) The last document I opened was a word page.

3) The icon I click on most often is the Tik Tok one.

4) The person I’d like to follow on Twitter is Mark Zuckerberg.

5) The website I visit most is Reddit.

6) The last music I downloaded was “CUCO - Lover is a day”

Es. 9

1) Yes       2) No       3) Yes        4) Yes       5) Yes       6) No

Es. 10

1) click on       2) hang up        3) log on       4) scroll up        5) scroll down         6) switch on

Es. 1 pag. 32

1) D       2) E          3) C          4) A         5) B

Es. 2

1) Apollo 13 was flying to the moon.

2) Because there was an explosion into the spacecraft during the flight.

3) NASA helped the astronauts solve the problem. It called in all the most experienced astronauts, including Neil Armstrong and Buzz Aldrin and worked day and night with the crew of Apollo 13 to find a solution.

4) They spent 7 days in space.

Es. 3

1) B        2) C         3) B         4) C        5) A        6) A

Es. 4

1) hatch         2) came up with a solution         3) figure out        4) on duty         5) breathe a sigh of relief           6) running out         7) cheer         8) carrying out

Es. 5

1) figured out         2) running out          3) carried out        4) hatch        5) on duty          6) breath a sigh of relief        7) cheered         8) came up with

Es. 6

1) I think we should find a compromise that can satisfy both earth problems and space axploration. Obviously we should pay attention more to the earth problems.

2) I think this is right and we slowly have to search a solution that could be leaving on another planet.

3) It would be amazing if we’ll find another form of life but there are more important things we have to pay attention to.

Es. 7

1) find a solution  

2) fix a problem

3) follow events

4) get home

5) go crazy

6) raise your hands