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【单选题】
舵叶剖面设计成“鱼”形,且其舵角可在±75°范围内使用的特种舵是()。A.
主动舵
B.
A字舵
C.
反应舵
D.
组合舵
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举一反三
【单选题】病原菌与其传播途径组合错误的是
A.
淋病奈瑟菌——性传播
B.
伤寒沙门菌——消化道传播
C.
引起猩红热的A族链球菌——血性传播
D.
脑膜炎奈瑟菌——呼吸道传播
E.
肺炎链球菌——呼吸道传播
【单选题】Sally worked late in the evening to finish her report ________ her boss could read it first next morning.
A.
so that
B.
because
C.
before
D.
or else
【单选题】There is no doubt one who gets to the finishing line first will win the first prize.
A.
that
B.
whether
C.
if
D.
what
【简答题】A．s→right指向的结点一定是s所指结点的直接后继结点 B．s→left指向的结点一定是s所指结点的直接前驱结点 C．从s所指结点出发的right链可能构成环 D．s所指结点的left和right指针一定指向不同的结点
【单选题】病原菌与其传播途径组合错误的是
A.
肺炎链球菌→呼吸道传播
B.
淋病奈瑟菌→性传播
C.
脑膜炎奈瑟菌→呼吸道传播
D.
引起猩红热的A族链球菌→血液传播
E.
伤寒沙门菌→消化道传播
【单选题】舒张早期奔马律是指()
A.
S3S2间距与S1S2间距相仿
B.
S3S2间距>S1S2间距
C.
S4S1间距S1S2间距
D.
S3S4间距=S1S2间距
E.
S3S4间距>S1S2间距
【单选题】病原菌与其传播途径组合错误的是
A.
肺炎链球菌一一呼吸道传播
B.
淋病奈瑟菌——性传播
C.
脑膜炎奈瑟菌——呼吸道传播
D.
引起猩红热的A族链球菌——血行传播
E.
伤寒沙门菌——消化道传播
【单选题】The first paragraph of the passage suggests ______.
A.
modem society has made old people more fragile
B.
there is still much one can do in his old age
C.
in old age one should forget his past
D.
in old age one should switch his thoughts to the future
【单选题】He reminded _________the letter at once so that it could catch the first post the next morning.
A.
me of writing
B.
me to write
C.
my writing
D.
me writing
【单选题】According to the passage, those who live in a traditional family ___________.
A.
can get more help from their family members if they are in trouble
B.
will have more freedom of action and thought if they move away from it
C.
are less likely to quarrel with others because of conventionality and stability
D.
have to depend on their relatives and friends if they do not move away from it
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