2B Complete the sentence with the past continuous form of the verb in brackets. The sentences refer to
Exercise 1.
f Edouard Benedictus (not try)
to invent safety glass.
g Alexander Fleming (not hope)
to discover penicillin.
h Hiram Bingham (not look for)
the lost city of Macchu Picchu.
1 Isaac Newton (not sit)
in his study when he understood gravity
i Dr Harry Coover (not conduct)
an experiment to discover a kind of glue.​