試題詳解

42. According to the passage, which of the following statement is NOT true?
(A) The history of Band-Aids can be traced to 1920s.
(B) Theridiidae spin the cobwebs in the shapes that look like concentric polygons.
(C) Cobwebs are sticky and carry healing effects.
(D) Unknowingly, people used to take advantage of cobwebs for their antibiotic properties.