（）is the disadvantage for air transpor...

单项选择题（）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

1.单项选择题What is the meaning of “short hauls”? （）

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

2.单项选择题Motor transport has the biggest market share in the paragraph. Is it true or not （）

A. Yes
B. Depend
C. Not clear
D. No mention

3.单项选择题How long is the economic distance for motor? （）

A. 750 miles
B. 1000km
C. 1000 miles or less
D. 200 km

4.单项选择题What are the advantages for motor transportation? （）

A. Door-to-door service
B. Fast
C. Flexibility
D. A and C

5.单项选择题Container is most benefit for （）

A. Transport, carrying, loading and unloading
B. Storage
C. Transporting
D. Distribution

6.单项选择题Ocean transport use （）ships mostly.

A. Bulk
B. Container
C. Barge
D. RO/RO

7.单项选择题Crude oil carriers often use （）

A. Big ships
B. Huge ships
C. Large container ships
D. Supertankers

8.单项选择题Water transport is the（） way of shipping bulk and low price goods.

A. Most inexpensive
B. Save money
C. Low cost
D. Economically

9.单项选择题What is the meaning of Metropolitan area? （）

A. Around the city
B. City itself
C. The area near the city
D. Big city and its neighbor area

10.单项选择题Railroads own about （）of their car fleet.

A.Half
B.80%
C.20%
D.Not mentioned