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【单选题】
双套设备、岸上维修和海上维修是GMDSS船舶通信设备的可用性保障方案，按照修订的SOLAS公约的要求，航行在A1至 A2区的船舶至少应选择上述三种方案中的_______.A.
l 种
B.
根据船舶吨位确定
C.
2 种
D.
3 种
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【简答题】When you cough or sneeze, you’d better turn your head away from others and cover your mouth with the full part of your hand. And then, you should say, “Excuse me.” This seems so , but it is surp...
【单选题】The Four Step in Essay Writing —College Writing Skill with Readings Step 1 : Begin with a Point, or Thesis Your first step in writing is to discover what point you want to make and to write that point...
A.
Y
B.
N
C.
NG
【简答题】动作二,除了腹部肌肉,还有躯干的其它肌肉参与了快速呼吸运动。吸气时,肋间外肌收缩牵引肋骨外张向 ________ 移动以扩大胸腔,因此在吸气时,它们的功能是激活、抬高肋骨。
【单选题】The article opens and closes with descriptions of two news reports, each______one major point in contrast with the other.
A.
makes
B.
is to make
C.
making
D.
made
【单选题】You ought to write a“T” true in front of the statement． Each mistake that you make you’ ll lose one point．
A.
with：In
B.
for：For
C.
by；With
D.
on；By
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