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【单选题】
内毒素的主要化学成分是A.
肽聚糖
B.
蛋白质
C.
脂蛋白
D.
脂多糖
E.
核酸
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【单选题】S1: Do you know where the propelling and other auxiliary machines are located on board? S2: Sure, they are arranged in the engine room. Q: What was the name of the space arranged for propelling and ot...
A.
The cargo hold.
B.
The engine room.
C.
The steering gear room.
D.
The bilge.
【单选题】Williams ______the to stay with his wife in the hospital.
A.
skip
B.
play
C.
played
D.
skipped
【单选题】If you observe smoke coming from the turbocharger of an auxiliary diesel engine, you should_____.
A.
check the air filter for obstruction
B.
check for an exhaust leak
C.
check the exhaust temperature
D.
secure the engine
【单选题】—Good news. We will have a holiday. . —I’ve heard of it. But it’s coming in .
A.
three days; three days’ time
B.
three days’; three days'.
C.
three-day; three days
D.
three days; three-day time
【简答题】They would spend three days in Cairo and seven days on ______ .
【单选题】He went there and there for three days. [ ]
A.
three days before; stay
B.
for three days; stay
C.
before three days; stayed
D.
three days ago; stayed
【单选题】下列关于typedef语句的描述，错误的是：
A.
用typedef只是对原有的类型起个新名，并没有生成新的数据类型
B.
typedef可以用于变量的定义
C.
typedef定义类型名可嵌套定义
D.
利用typedef定义类型各可以可读性
【单选题】An electrically driven automatically operating auxiliary blower is provided for slow speed and （） of a low speed diesel engine.
A.
manoeuvring operations
B.
bad combustion
C.
cooling
D.
mooring trial
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