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【单选题】
对下图所示的二叉树进行顺序存储 ( 根结点编号为 1, 对于编号为 i 的结点,其左孩子结点为 2i, 右孩子结点为 2i+1) 并用一维数组 BT 来表示。已知结点 X、 E和 D在数组 BT中的下标为分别为 1、2、3, 可推出结点 G、K和 H在数组 BT中 的下标分别为( )。
A.
10、11、12
B.
12、24、25
C.
11、12、13
D.
11、22、23
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【单选题】Look! How excited he is! It is the first time that he________so excited since he________here last year. [     ]
A.
has been; has moved
B.
was; moved
C.
has been; moved
D.
was; has moved
【简答题】David: Really? Well, then (4)_______________ ____—go to the store with me? I wanna return this camera.A. could you do me a favor B. could I ask you a favor
【简答题】语法填空。 Jane was walking round the department store. She remembered how difficult 1______ was to choose a suitable Christmas present for her father. She wished that he was as easy 2______ (please) as he...
【单选题】第一个意识到科学及其方法论的历史意义以及它在人类生活中可能扮演的角色的人是:
A.
欧几里得
B.
亚里士多德
C.
培根
D.
柏拉图
【单选题】—He's never late for school, _________? —_____, never. He always gets to school on time.
A.
has he , Yes
B.
is he , Yes
C.
hasn't, No
D.
is he, No
【判断题】右束支传导阻滞多伴有器质性心脏病
A.
正确
B.
错误
【判断题】抽屉式货架用于存放中小型模具,顶部选配手拉葫芦移动车,便于模具的起吊和存取,抽屉板下设置有滚轮轨道,使载重后依然能用很小的力轻松拉动。通常每层承载量小于500公斤:A. 对 B. 错
A.
正确
B.
错误
【单选题】According to the author of the passage, ______.
A.
life is really a long journey for rich children
B.
the rich children feel greatly satisfied with the property they inherit from their parents
C.
it is most important for wealthy parents to make sure that their families are rich in love as well as in money
D.
today all the wealthy parents are sure of the problems their money can bring
【判断题】Point-of-purchase advertising is really a waste because the customer is already in the store.
A.
正确
B.
错误
【判断题】右束支传导阻滞多伴有器质性心脏病
A.
正确
B.
错误
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