Resposta :
EXERCÍCIO 1
A) Tom LIKES to study Math, but I PREFER English.
B) My friends DON'T LIVE in this city.
C) Samuel DOESN'T WANT to sell his bike.
D) Chris and her mother COOK very well.
E) I NEED to study more.
F) Those scientists INTEND to find a vaccine for this disease.
G) Paul and Mary ARE very happy in their marriage.
H) That cat ISN'T sick. It IS hungry.
EXERCÍCIO 2
A) Peter needs to take two kinds of medicine.
DOES PETER NEED TO TAKE TWO KINDS OF MEDICINE?
B) Sam and Will want to live in that house.
DO SAM AND WILL WANT TO LIVE IN THAT HOUSE?
C) Those children like to sell candies on the streets.
DO THOSE CHILDREN LIKE TO SELL CANDIES ON THE STREETS?
D) Your sister prefers to wake up early.
DOES YOUR SISTER PREFER TO WAKE UP EARLY?
E) Your teacher is friendly.
IS YOUR TEACHER FRIENDLY?
EXERCÍCIO 3
A) I want to know why she doesn't study.
I DON'T WANT TO KNOW WHY SHE DOESN'T STUDY
B) They buy food for poor children every day.
THEY DON'T BUY FOOD FOR POOR CHILDREN EVERY DAY
C) You are able to work for this ONG.
YOU ARE NOT ABLE TO WORK FOR THIS ONG
D) Charles has to help his mother every day.
CHARLES DOESN'T HAVE TO HELP HIS MOTHER EVERY DAY
E) I like to talk to nasty people.
I DON'T LIKE TO TALK NASTY TO PEOPLE
espero ter ajudado!