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Level 4
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Units 10-12
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Exercise 1
Units 1-3
Units 4-6
Units 7-9
Units 10-12
Units 13-15
Tests
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Exercise 1
Exercise 2
Exercise 3
Exercise 4
Exercise 5
Units 10-12:
Exercise 1
Complete the sentences.
Zoe
's won
(win) first prize in the art competition.
Nick and Joe
haven't finished
(not finish) their homework.
Look! We
've made
(make) dinner for you all.
Wait. I
haven't turned on
(not turn on) the printer.
You
've written
(write) a very long letter.