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Level 3
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Units 4-6
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Exercise 1
Units 1-3
Units 4-6
Units 7-9
Units 10-12
Units 13-15
Tests
Choose . . .
Exercise 1
Exercise 2
Exercise 3
Exercise 4
Exercise 5
Units 4-6:
Exercise 1
Choose the correct answer.
I
...
'm sitting
'm sit
on the beach with my friends.
Kate
...
reading
's reading
a comic.
Mum and Dad
...
working
are working
very hard.
We
...
aren't having
aren't haveing
fun.
Leo
...
isn't running
isn't runing
into the sea.