单项选择题
What is the meaning “speed is not of primary importance”? （）
A. Speed is important
B. Speed is not the most important
C. Speed is mainly important
D. Speed is first important
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相关考题
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单项选择题
What are transported mainly by water? （）
A. Raw materials
B. Heavy, bulky and low value commodities
C. Semi-processed
D. Great amount goods -
单项选择题
How many categories are there in water transport?（）
A. 2
B. 3
C. 4
D. Not available in the paragraph -
单项选择题
How many tons does the cargo 737 carry? （）
A. 100 tons
B. Not clear
C. more than 100 tons
D. I don’t know
