2. 外语
  3. Cranes are used to_____ building materials to the upper floors during the construction of skyscrapers.

Cranes are used to_____ building materials to the upper floors during the construction of skyscrapers.

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问题 Cranes are used to_____ building materials to the upper floors during the construction of skyscrapers.
选项 A、hoist
B、tow
C、hurl
D、toss
答案A
解析 句意：在修筑摩天大楼时，起重机用来将建筑材料提升到高层。hoist“用(绳索、器械等)提升某物”；tow“拖，拉，拽”；hurl“猛掷，猛投”；toss“投，掷”。
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