14
A. It can change the surroundings.
B. It can reduce costs.
C. It can offer jobs.
D. It can bring profits.
15
A. It is an important industry in Tasmania.
B. It provides few jobs for people in Tasmania.
C. It increases the cutting of trees in Tasmania.
D. It decreases the economic growth in Tasmania.
What security features have been added to banknotes to prevent them being copied?
A. silver foil
B. intricate patterns
C. portrait of president
D. water mark
E. special paper
Swapping means bartering
A. 对
B. 错