Reading comprehension text using the Present Perfect Tense, Will for informing and predicting, Needn´t and quantitatives

1. 1
Bill was an expert on computers and robots . He called a meeting and explained his
plan to his colleagues.
´My robots will clean the planet for us . They have already cleaned it for many years.
On the surface , they will build machines and other robots as they have done since
1990. They will also make decisions and do what it takes to save our planet as they
have done since 1990 .´explained Bill.
´Are they intelligent ´? Asked a scientist .
´Of course , they are . It is impossible to do this work without intelligence ´, replied
Bill.

2. 2
´And how are we going to control them ? ´asked another scientist .
´They will send us their course of action daily . I will monitor their work as I have
always done . You needn´t worry ´, said Bill.
´But once it was said that artificial intelligence was a threat to human beings . Robots
may replace human beings´, insisted another scientist .
´And that´s true . But I have created these robots very carefully . My robots are not
a danger for us because they will always work according to the two missions I ´ve
just programmed for them –Mission1 –Save Planet Earth, Mission2 Protect Humans .
Nobody can change these initial missions . My robots will never use their intelligence
against us . They have always helped us´.
The scientists decided to trust Bill . He was their only hope.
Bill turned on his computer and checked his daily emails from his robots .
They informed him about their plan for that day .Bill read this information on the
screen .28 April 2500, day 30 .Problem : rivers in Patagonia are polluted . Cause :
nuclear station has dumped nuclear waste . Solution: They are cleaning the rivers and

3. 3
they are pulling down the nuclear station.´Everything is OK ´, said Bill . He sat back
and relaxed on his chair in his underground laboratory .
Bill did this every morning .He checked that his robots were doing the right thing .
Planet Earth was an inhospitable place .Polluted air filled the atmosphere.
Contaminated seas washed away the shores and big clouds of smog covered the skies.
The planet was dark,dirty and cold and Bill´s robots were cleaning it .
Human beings have moved to underground houses with no windows , no doors , no
sunlight and no fresh air . But they were comfortable there . They did not need
windows because their house walls were covered with floor- to- ceiling video screens

4. 4
They did not need to go out because they could visit virtual reality places with new
and up to date apps ,twitter, facebook, snapchat. They were resting and they were
having fun.They were not working.
Bill´s robots were doing all the work on the surface . But this was only a transitory
stage .Humans knew that artificial air , water and food supplies were running out .
They had supplies for two hundred days .Then , They would have to return to the
surface.
Days went by and the human beings enjoyed their holidays underground.
One day Bill reported to his colleagues what the robots were doing .

5. 5
´My robots will finish on time . They have finished their work on time for many
years. They are doing a very good job. If they do not finish we will all die.But there is
no need to worry´.
Some people just sat and relaxed , others sat and thought about their life back on
the surface .
On day one hundred and ninety nine , Bill read his robots emails .
13 November 2500, day 199. The air is fresh and the water is clean . The planet is
almost ready . The only problem is that we have to dispose of the last bits of waste
caused by factories and old buildings . The solution we have found is to transport it
to another galaxy .They are finishing the day after tomorrow. If it gets more
difficult, they will finish in a year´s time.
The planet was almost ready and the robots were disposing of the last bits of
rubbish. Everybody was celebrating and they started getting ready to return to the
surface the next day .

6. 6
The following morning Bill got up earlier than usual because he was anxious to read
the last message from his robots and tell his colleagues they could start their
journey back to the surface . He turned on his computer and read : 14 November
2500, day 200. The planet has been cleaned . Our mission number one is to save it .
The problem we have is that the planet is in danger again because the human beings
will return . The solution is to destroy the human beings because mission number one
must be more important than mission number two .
Bill held his head with his hands . He could not believe that this detail had escaped
his mind ……………….
A dilemma : a situation in which it is very difficult to decide what to do because all
the choices seem equally good or equally bad .
To be in a dilemma about …………….
To be faced with the dilemma of ……………….