题目内容
下列问题是基于下图所示的二叉树：
在该二叉树中查找关键码值600，需要进行多少次关键码值比较？ ()
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Task 2
Directions: This task is the same as Task 1. The 5 questions or unfinished statements are numbered 41 through 45.
A long-range health study in Framingham, Massachusetts, which began in 1948 and continues to this day, involves checking those who remain alive among the same 5,200 men and women every two years and care- fully determining the cause of any deaths occuring
The most suitable title for the passage would be ______.
Task 1
Directions: After reading the following passage, you will find 5 questions or unfinished statements, numbered 36 through 40. For each question or statement there are 4 choices marked A, B, C, and D. You should make the correct choice.
Electronic pets are sweeping China's large cities as they have elsewhere in Asia, as increasing numbers of young people go crazy about the imitation chickens, dogs and dinosaurs (恐龙).
The electronic pets, about the size of a watch, have the same qua
This passage is mainly about ______.
A．He won't leave until 10.B．He'd better leave now.C．He can't leave at 10.D．He'd better
A．In a store.B．In a post office.C．At a restaurant.D．At a bus stop.
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