题目内容
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[主观题]
根据下列选项，回答 41～45 题。 Currently，different types of 1 0perations involving differe
根据下列选项，回答 41～45 题。
Currently，different types of 1 0perations involving different combinations are taking place．Sea/air combines in itself the 2 of sea transport and the 3 0f air transport．The economics of this combination mode favors 4 value items such as electronics，electrical goods，computers，and photographic equipment．In air／road．road transport is now being increasingly used for 5 air freight over long distances，sometimes across national boundaries，to connect with the main bases of airlines operating long haul services such as transpacific，transatlantic and inter—continental．
第 41 题 请在1处填上正确答案
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