問題詳情

   Art Fry was a researcher in the 3M Company. He was bothered by a small irritation every Sunday as he sang in the church choir. That is, after he __26__ his pages in the hymn book with small bits of paper, the small pieces would invariably fall out all over the floor. One day, an idea __27__ Art Fry. He remembered a kind of glue developed by a colleague that everyone thought __28__ a failure because it did not stick very well. He then coated the glue on a paper sample and found that it was not only a good bookmark, but it was great for writing notes. It would stay in place __29__ you wanted it to. Then you could remove it __30__ damage. The resulting product was called the Post-it, one of 3M’s most successful office products.
26.
(A) marked
(B) tore
(C) served
(D) took

參考答案

答案：B
難度：困難0.307692
統計：A(7),B(4),C(1),D(1),E(0)

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