Quero a resposta e também a explicação.
1. I’m going to Brazil _____ down the Amazon.
a. travel
b. to travel
c. and travel
d. for traveling

2. Has Natasha ever ______ pasta?
a. ate
b. eats
c. eat
d. eaten

3. The first impressionist paintings ___ over 1 century ago.
a. were painted
b. were painting
c. painted
d. was painted

4. Michael loves hamburgers. He ____ them since he was a kid.
a. eats
b. ate
c. has eaten
d. was eating

5. Has Mayara _____ her license yet?
a. been buying
b. been finding
c. find
d. found

6. A: Vinícius's been Class President forever!
B: Oh yeah? How many times____?
a. has he been elected
b. has he elected
c. has he been electing
d. was he elected

7. A: My brother has designed hundreds of building.
B: How long _____ buildings?
a. has he been designing
b. has he been designed
c. he's been designing
d. was he designing

8. A: Could you speak Spanish before you moved to Spain?
B: Yes, I had studied it_______.
a. after I came here
b. as soon as I came here
c. before I came here
d. when I came here

9. I keep going to the bathroom and throwing up. I think I have ______.
a. food poisoning
b. a sore throat
c. a cold
d. diarrhea

10. I am so exhausted! _______ we take a break?
a. How do
b. Why won't
c. What do you say
d. Why not

11. I got to work on time today because I didn’t _____ the rain.
a. send
b. have
c. miss
d. make

12. Don’t forget to ____ your cigarette.
a. take off
b. put out
c. give up
d. go out with

13. People who keep themselves very busy are ____.
a. actor
b. acting
c. active
d. action