根据以上信息,选择最佳答案.
46.The special glasses are made from___.
A.steel
B.liquid
C.paper
47.Which of the following is True about the"Donkey Bike"?___
A.It can carry four persons.
B.It is designed for children.
C.It includes a strong steel bar.
48.The roll of paper in Little Printer is used for___.
A.cleaning the cover of the machine
B.printing your own newspaper
C.reading news headlines or riddles
49.A child who has poor eyesight may be interested in___.
A.Invention 1
B.Invention 2
C.Invention 3
50.The passage is mainly about___.
A.the change of eyesight
B.a gas can and a pet
C.some cool inventions.