complete as seguintes frases:

[A] "I think, therefore I ____"
1) are not
2) are
3) am
4) 'm
5) is not

[B] "I ____ in college at the moment."
1) 're
2) 'm not
3) 's
4) aren't
5) amn't

[C] " ____ she Brazilian or French?"
1) Is
2) 's
3) Aren't
4) Am
5) Are

[D] "Both of my sisters _____ policewomen."
1) are
2) am
3) am not
4) is
5) isn't

[E] ‘The opening event _____ on October 16’
1) is
2) is not
3) are
4) am
5) are not

[F] ‘The three of us ____ at the IFPB.’ 
1) am not
2) is not
3) are not
4) is
5) am

[G] "He's been to business school, and ____ now a bookkeeper." 
1) aren't
2) are
3) isn't
4) am
5) is

[H] "I want to ____ a teacher"
1) are
2) is
3) be
4) am
5) am not

[i] "his hair ____ brown"
1) 'm not
2) 're not
3) 's
4) 'm
5) 're

[J] "His views on many issues ____ very representative of the overall results of our survey." 
1) is
2) am
3) are
4) is not
5) isn't

[K] "How much ____ those?" "—It ____ £20 per adult or £10 for students and 16-18 year olds."
1) are - is
2) is - are
3) are - isn't
4) are - are
5) is - is

[L] "one and one ____ two, two sixes ____ twelve."
1) are - is
2) is - are
3) are - are
4) are - aren't
5) is - is


<!!ME AJUDEM POR FAVOR!!>​