题目内容

【单选题】一棵高度为5的完全二叉树中,最多包含有( )个结点。

A. 30
B. 31
C. 32
D. 63

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【单选题】一棵深度为6的满二叉树有( )个分支节点和( )个叶子

A. 32,32
B. 31,32
C. 15,16
D. 31,64

【单选题】如果结点A有3兄弟,而且B是A的双亲,则B的度是()

A. 3
B. 4
C. 5
D. 6

Decide whether you are a tourist, a traveler or both:A tourist seeks out their favorite beach, taking 1)________ off the work.A traveler is a little bit more interested in authentic 2)________.If you decide you're going to be both, be a 3)________ first.Pack for a trip:Make a list of everything you want to do and cut it in 4)________, allowing some time for something unplanned.Stay away from being a 5)________ traveler.Make your to-do lists based on things that you 6)________.Airfare:Airfare can be one of the 7)________ items to plan on your booking a trip.Budget about 8)________ dollars per day for a getaway flight. If you are traveling for 12 days, you can plan 9)________ dollars for the airfare.

What is it about new places that attracts us to them? We thirst to wander, 1.________ and discover. What drives us to 2.________ around the world to touch a wall, to find our 3.________ and our dislikes?It's in our veins. It's 4.________ that drives us farther, that pushes us higher, that shows up who we are and breaks us 5.________. Once you've touched the world, you've 6.________ yours forever. It's a craving that exists in all of us, which 7.________ you with only one joption. You pick a place ("Wow, that looks amazing."), you buy a ticket ("Can I book a one-way ticket to Thatland, please?"), you pack a bag, you 8.________ and you go again.

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