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【单选题】
从低速开始到超音速,迎角一定情况下,飞机的阻力系数会随马赫数增加而A.
先增大后减小
B.
一直增大
C.
先减小后增大
D.
保持不变
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皮皮学刷刷变学霸
举一反三
【单选题】These_______want to have some fish for lunch ，so they decide to catch many ________
A.
Germans；fishes
B.
Gremans；fish
C.
Germen；fishes
【单选题】已知一函数的形参说明为int arr[5][6]，则与此等效的形参说明为
A.
int arr[][]
B.
int[5][]
C.
int*a[6]
D.
int(*a)[6]
【简答题】已知a：b=3：5，a：c=6：7，则a：b：c=______．
【单选题】These Germans want to have some _____ for supper, so they decide to catch _____ now. [ ]
A.
fish; some
B.
fishes; much
C.
fish; much
D.
fishes; many
【单选题】The _____ want to have some _____ for lunch, so they decide to catch some.
A.
Germans, fish
B.
Canadian, fish
C.
Germany, fish
【单选题】We have some chicken，but we _____ fish. [ ]
A.
have some
B.
have any
C.
don't have any
D.
don't have some
【简答题】Some fish have a greater ________ for acid water than others. A) tolerance B) resistance C) dependence D) persistence
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