17. what things are referred to as yellow, green, and blue?
A. air B. sky C. pinprick D. balloons
18. what is meant by a ''pinprick’’ in the poem?
A. skin discoloration B. sharp needle C. tiny dot D. small boat
19. what images do you see in the poem?
A. the colorful balloons flying in the sky
B. people who are looking at the balloons C. A calm lake surrounded by green nature
D. all of the above
20. what is the importance of illustration to the reader 's understanding of the poem?
A. it helps the reader see the details about the poem more clearly.
B. it makes the poem more difficult or complicated.
C. it develops the imagination of the learner.
D. it makes the poem useless ​