<samp id="mqw60"><tbody id="mqw60"></tbody></samp>

單項(xiàng)選擇題

What kind of products do the air carriers deliver? （）

A. The high value
B. Low density or weight
C. A and B
D. To add cost

你可能感興趣的試題

單項(xiàng)選擇題

（）is the disadvantage for air transportation?

A. Quick but not safe
B. Less frequency
C. It can’t lift heavy goods
D. the highest cost in all transport modes

單項(xiàng)選擇題

What is the meaning of “short hauls”? （）

A. Near way
B. The distance is not long
C. Direct line
D. Short road

<th id="q0igw"><menu id="q0igw"></menu></th>

<strike id="q0igw"></strike>