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【判断题】
在一棵度为 4 的,若有 20 个度为 4 的结点, 10 个度为 3 的结点, 1 个度为 2 的结点, 10 个度为 1 的结点,则树 T 的叶结点个数是 81 。A.
正确
B.
错误
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【单选题】Given： What is the result？（）
A.
An exception is thrown at runtime.
B.
r， e， o，
C.
Compilation fails.
D.
r， t， t，
【单选题】Listen to a lecture about Internet Use in Britain and take notes. Use your notes to complete the statements below. Circle A, B or C III.NGeneration InUsers5m38s.mp3: The next generation users create c...
A.
20%
B.
30%
C.
12%
【单选题】In the early 2000s, lenders began issuing mortgage loans to people who would normally not be qualified to take out loans because they did not meet lending standards. Those borrowers are known as
A.
alternative borrowers.
B.
weak borrowers.
C.
subprime borrowers.
D.
credit risks.
【简答题】Decide which of the words given in the box below would best complete the passage if inserted in the corresponding blank. The words can be used ONCE ONLY. Mark the letter for each word on ANSWER SHEET ...
【简答题】Success often depends on your performance at an interview. For those who are well prepared, it can be a positive experience, and for others it can be a terrifying time. Love them or hate them, 【S1】___...
【单选题】________ your report, what is most important to protect our environment ?
A.
As a result of
B.
Because of
C.
With the help of
D.
According to
【单选题】People who often stay up late are _________ to suffer from heart attacks than those who are not.
A.
six times more likely
B.
as likely six times
C.
six times as likely
D.
more likely six times
【单选题】What is the result？（）
A.
r， t， t，
B.
r， e， o，
C.
Compilation fails.
D.
An exception is thrown at runtime.
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