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【单选题】
如果允许使用顺序、IF-THEN-ELSE型分支和DO-WHILE型循环之外,还允许使用DO-CASE型多分支结构和DO-UNTIL型循环结构,则称为( )。A.
修正的结构程序设计
B.
扩展的结构程序设计
C.
经典的结构程序设计
D.
非结构程序设计
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举一反三
【判断题】Grug
tells the bear’s story because he wants the kids to try something new.
A.
正确
B.
错误
【简答题】A．He would leave the bear alone. B．He would pray for the bear. C．He would kill the bear. D．None of the above.
【简答题】阅读理解。 The polar bear is a very big white bear. We call it the polar bear because it lives inside the Arctic near the North Pole. There are no polar bears at the South Pole. The polar bear lives in the...
【单选题】BEARS The bear can be a dangerous animal, The adult bear is very strong and it can kill a person. Bears are good at 【C1】______ trees and they can run very fast, But they cannot see well and, 【C2】_____...
A.
climbed
B.
climb
C.
climbing
【单选题】The fox asked the bear to cut a hole in the ice to ______.
A.
help the bear catch more fish
B.
kill the bear in the icy hole
C.
stop the bear from catching any fish
D.
keep the bear from knowing about the fox
【单选题】三期尘肺中,III的x线诊断标准是
A.
有密集度3级的小阴影，分布范围超过四个肺区
B.
在二期尘肺的差础上，出现小阴影聚集
C.
有大阴影出现，其长径不小于2cm，宽径不小于1cm
D.
有密集度2级的小阴影，分布范围达到四个肺区
E.
多个大阴影面积的总和超过右上肺区面积
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