Storm.
Big tides.
Underwater earthquakes.
Sunrises and sunsets.
第1题：
A.a so big work
B.a so big job
C.such a big work
D.a such big job
第2题：
A、shopping/ big shop
B、shopping/big shoppings
C、shoppings/big shops
D、shopping/big shops
第3题：
A、so a big job
B、a so big job
C、a such big job
D、such a big job
第4题：
The table is（）for two people
第5题：
A ship lists and trims about the ______．
A.Center of gravity
B.Center of buoyancy
C.Center of flotation
D.Centroid of the underwater volume
第6题：
A、not big enough
B、big not enough
C、big enough not
第7题：
A.not big enough
B.big not enough
C.big enough not
第8题：
A、ten times bigger than
B、ten times big as
C、as ten times big as
D、as big ten times as
第9题：
The tops of vents from gasoline tanks should terminate ______．
A.in open air
B.inside cabins
C.in machinery space
D.underwater
第10题：
dewater the compartment
establish and maintain flooding boundaries
secure power to the compartment
counter flood to maintain even keel