第1题:
A.to depend to
B.depends to
C.depending on
第2题:
A. there are
B. are
C. they are
D. who are
第3题:
A、in the forty
B、in the forties
C、in forty
D、during the on the forty
第4题:
The objectives of the ISM Code are to ensure ①safety at sea②prevention of human injury or loss of life③avoidance of damage to the marine environment and to property
A.①
B.②
C.②③
D.①②③
第5题:
第6题:
第7题:
Sea plants produce most of the oxygen in the atmosphere.
Carbon dioxide is converted into oxygen in oceans.
The oceans provide an invaluable food resource.
Productivity of fisheries can feed 80 million people.
第8题:
They play a significant role in biodiversity.
They account for 25% of the marine life.
More than a quarter of marine life feed on them.
They are threatened by marine life and could be killed.
第9题:
第10题:
essential
preliminary
sophisticated
sheer
第11题:
第12题:
COLREG
IMDG
ISM
SOLAS
第13题:
A、based,on
B、take,to
C、depend,on
D、involve,in
第14题:
____ people depend to such a great extent on forests, every effort must be made to preserve trees and wildlife.
A.How
B.Since
C.That
D.Which
第15题:
The author believes the real cause for the increase of divorces today is that______.
A)people have too many sources of entertainment
B) people have less internal restraints
C) people no longer enjoy family life as they did before
D)people do not want to be confined by marital ties
第16题:
Heavy fuel oils when spilled are ______.
A.more harmful to sea life than lighter oils
B.easier to clean up than lighter refined oils
C.less harmful to sea life than lighter oils
D.not a real threat to marine life
第17题:
第18题:
对
错
第19题:
第20题:
their no trouble period
their freely trouble period
its free trouble life
its trouble-free life
第21题:
most people feel life is easy
the writer feels life is easy
the writer likes to complain about his problems
most people complain about how hard their lives are
第22题:
advanced nautical equipment
advanced performance main engines
emergency equipment
communication and language skills
第23题:
more harmful to sea life than lighter oils
easier to clean up than lighter refined oils
less harmful to sea life than lighter oils
not a real threat to marine life
第24题:
What is the explanation for the phenomenon of bioluminescence in marine life?
Does the phenomenon of plankton bioluminescence have any practical applications?
Why do only certain specimens of marine life exhibit the phenomenon of bioluminescence?
How does underwater bioluminescence differ from atmospheric bioluminescence?
What are the steps that take place as an individual microorganism becomes bioluminescent?