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Complete. The anomalous expansion of water
EduBook Organización
- 2152 visitas
Complete the text on the anomalous expansion of water: density – increase – expands – freezes – water– float – volume Almost all substances in size when they get hot and when they cool.…
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Demonstrative pronouns
EduBook Organización
- 1 lo usan
- 1948 visitas
In Chapter Two, we saw this sentence: This was the sign from God. The demonstrative pronouns are: this, that, these and those. This and these refer to things close to you. That and those refer to things…
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Comprehension check
EduBook Organización
- 2124 visitas
For questions, choose the correct answer. All Victorian schools used to be What was a public school? What was a grammar school? Who taught children of rich families who didn’t go to school? A law…
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The rural problem
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- 1 lo usan
- 1890 visitas
There is no doubt that, as I said, one of the greatest ills we suffer is the unequal distribution of land and that most of it is in the hands of the few (...). That the excessive extension of this…
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The components of air
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- 1 lo usan
- 1895 visitas
2.1. Air: a mixture of gases Air is made up of a mixture of gases. The main gases are nitrogen and oxygen. Other gases such as water vapour, carbon dioxide and ozone are present in smaller quantities.…
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Comprehension check (PET)
EduBook Organización
- 1 lo usan
- 1903 visitas
Look at the sentences below about the events and characters in Part Six and decide if each sentence is correct or incorrect. Mr Otis and Cecil rode to the station to ask about Virginia. The Otis family…
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True/false. The atmosphere
EduBook Organización
- 2090 visitas
Are the following sentences true or false? The Earth has always had the same atmosphere. The most abundant components of the atmosphere are carbon dioxide and water vapour. Everywhere in the…
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Comprehension check
EduBook Organización
- 2093 visitas
Now look at these statements. According to the passage, are they True or False? All ghosts look like real people. Some people hear ghosts without seeing them. The evidence that ghosts exist is not very…
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The extinction of the dinosaurs
EduBook Organización
- 2049 visitas
In 1980, American scientists proposed that the cause of the extinction of the dinosaurs, which occurred about 65 million years ago, was the result of a meteorite hitting Earth. According to this…
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