Exercise 6
The following sentences are taken from Understanding Integrated Science for the
21
st
Century Book 1A published by Aristo Educational Press Limited.
Fill in the blanks with the simple past form of the verbs in brackets.
e.g. He did not go to school yesterday because he was sick. (not go, be)
1. In 1912, the big ocean liner Titanic ___________ across
the Altantic Ocean from
England to New York. (sail)
2. Michael Faraday (1791-1867) ____________ a famous scientist. He
___________53 observations when observing a burning candle. (be, make)
3. Around 3000 B.C., the Chinese ____________a ‘fire clock’. It was a rod. (invent)
4. Many living things around us ___________ once living. (be)
5. Robert Hooke ____________ the first one to use a microscope to observe ‘cells’
in 1665. (be)
47