問題詳情

▲閱讀下文，回答第 41-45 題What is a pea souper, a luncheon dish, or a piece of crockery? These terms are used torefer to a cloud at ground level rather than in the upper atmosphere. In other words, it is a fogand it is a dangerous phenomenon.The sinking of the Titanic in 1912, with the loss of more than 1500 lives, was thegreatest sea disaster in history. This was caused by fog. The ship's lookout was unable to see theperil of the looming iceberg until a collision was inevitable.Airports are often closed by fog. Only some jets, and the largest airports, are fitted withinstrument landing systems, and many planes have to be diverted to other airports.A sudden fog descending onto a highway and reducing visibility to a minimum cancause massive car pile-ups. Some cars have special fog-lights fitted, and these can improvevisibility to a degree, but cannot make driving in these conditions completely safe.
41. What is the purpose of the first paragraph?
(A) To classify the types of fog.
(B) To introduce the theme of fog.
(C) To focus on the problems caused by fog.
(D) To recognize the safety of driving in fog.

參考答案

答案：B
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)

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