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【单选题】
已知一棵完全二的第6层(是第1层)有8个叶结点，则该完全二的结点个数最多是( )。【2009年全国试题5(2分)】
A.
39
B.
52
C.
11 1
D.
119
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举一反三
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B.
错误
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【单选题】螺纹标注中M12与M12×1.5有何区别？
A.
M12为粗丝螺纹、 M12×1.5为细丝螺纹
B.
M12为细丝螺纹、 M12×1.5为粗丝螺纹
C.
两者一样，均为粗丝螺纹
D.
两者一样，均为细丝螺纹
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【单选题】Some recent studies show that sports can not only help girls improve their health but also help them do better at school and in their daily life. Nacy Smith, 14, joined the football team when she was ...
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friendlier
B.
funnier
C.
happier
D.
angrier
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【单选题】Some recent studies show that sports can not only help girls improve their health but also help them do better at school and in their daily life. Nacy Smith, 14, joined the football team when she was ...
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B.
parents
C.
friends
D.
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【单选题】( )属于汽车自动变速器液力变钜器的组成部分
A.
飞轮
B.
太阳轮
C.
涡轮
D.
行星齿轮
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【单选题】Some recent studies show that sports can not only help girls improve their health but also help them do better at school and in their daily life. Nacy Smith, 14, joined the football team when she was ...
A.
. go to the best college
B.
make more friends
C.
. improve their self-confidence
D.
look after themselves well
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【简答题】Direction: Complete the sentence with a proper word on P. 42 of your textbook. Change the word form if necessary. The information in the brackets can help you to decide what kind of word you should ch...
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【单选题】Some recent studies show that sports can not only help girls improve their health but also help them do better at school and in their daily life. Nacy Smith, 14, joined the football team when she was ...
A.
was 16 years old
B.
was in Grade 8
C.
met a lot of good friends
D.
felt bored
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【多选题】问题4:在餐饮服务视频中,该导游的服务存在哪些不足(多选题)
A.
没有介绍餐厅、菜肴，没有说明用餐规定
B.
没有联系餐厅服务员，没有问清用餐地点
C.
没有等客人的第一个热菜上桌便离开，没有事先询问客人口味要求
D.
对菜肴卫生问题不予理睬，对客人服务态度不佳
E.
个别客人要求未区别对待，换餐需要另行收费没有事先说明
F.
把问题丢给客人，威胁后边行程无法保证
G.
收取现金没有记录，可能导致账目不清楚
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【单选题】I felt much ________ after I told the problems to my close friend .
A.
good
B.
well
C.
better
D.
best
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相关题目：
【判断题】物理驱动器指对物理驱动器格式化后产生的。
A.
正确
B.
错误
查看完整题目与答案
【单选题】螺纹标注中M12与M12×1.5有何区别？
A.
M12为粗丝螺纹、 M12×1.5为细丝螺纹
B.
M12为细丝螺纹、 M12×1.5为粗丝螺纹
C.
两者一样，均为粗丝螺纹
D.
两者一样，均为细丝螺纹
查看完整题目与答案
【单选题】Some recent studies show that sports can not only help girls improve their health but also help them do better at school and in their daily life. Nacy Smith, 14, joined the football team when she was ...
A.
friendlier
B.
funnier
C.
happier
D.
angrier
查看完整题目与答案
【单选题】Some recent studies show that sports can not only help girls improve their health but also help them do better at school and in their daily life. Nacy Smith, 14, joined the football team when she was ...
A.
classmates
B.
parents
C.
friends
D.
studies
查看完整题目与答案
【单选题】( )属于汽车自动变速器液力变钜器的组成部分
A.
飞轮
B.
太阳轮
C.
涡轮
D.
行星齿轮
查看完整题目与答案
【单选题】Some recent studies show that sports can not only help girls improve their health but also help them do better at school and in their daily life. Nacy Smith, 14, joined the football team when she was ...
A.
. go to the best college
B.
make more friends
C.
. improve their self-confidence
D.
look after themselves well
查看完整题目与答案
【简答题】Direction: Complete the sentence with a proper word on P. 42 of your textbook. Change the word form if necessary. The information in the brackets can help you to decide what kind of word you should ch...
查看完整题目与答案
【单选题】Some recent studies show that sports can not only help girls improve their health but also help them do better at school and in their daily life. Nacy Smith, 14, joined the football team when she was ...
A.
was 16 years old
B.
was in Grade 8
C.
met a lot of good friends
D.
felt bored
查看完整题目与答案
【多选题】问题4:在餐饮服务视频中,该导游的服务存在哪些不足(多选题)
A.
没有介绍餐厅、菜肴，没有说明用餐规定
B.
没有联系餐厅服务员，没有问清用餐地点
C.
没有等客人的第一个热菜上桌便离开，没有事先询问客人口味要求
D.
对菜肴卫生问题不予理睬，对客人服务态度不佳
E.
个别客人要求未区别对待，换餐需要另行收费没有事先说明
F.
把问题丢给客人，威胁后边行程无法保证
G.
收取现金没有记录，可能导致账目不清楚
查看完整题目与答案
【单选题】I felt much ________ after I told the problems to my close friend .
A.
good
B.
well
C.
better
D.
best
查看完整题目与答案