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【单选题】
Java源文件扩展名和编译后的文件扩展名分别为（ ）。A.
class 和 .java
B.
java 和 .class
C.
class 和 .class
D.
java 和 .java
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举一反三
【简答题】将下列命题符号化,并指出其真值 . (1) 2.5 是自然数 . (2) 2 与 5 都是素数 . (3) 3 不是偶数或 4 不是偶数 . (4) 只有今天是星期一,则明天才是星期二 . (5) 2+2=4 的充要条件是 3+3=6.
【简答题】complete the following sentences with the words or phrases in the following , change the form if necessary. in charge cut in contribute justify nonetheless He tried to ___...
【简答题】Fill in the blanks with the proper words in their correct forms according to the Chinese meaning of each sentence. Testify justify verify certify 他作证说他没有看见那次事故。 1. He ____that he had not seen the a...
【简答题】Task 3 Complete the following sentences with the words or phrases in the bracket. Change the form if necessary. (in charge cut in contribute justify nonetheless) 1. It was cold. ____...
【简答题】请说出图中的元件符号的名称()。
【单选题】Tom tried to justify his absence from the meeting by ________ that he had been ill that day.
A.
admitting
B.
advocating
C.
claiming
D.
citing
【简答题】请说出图中的元件符号的名称()。
【简答题】Task 3 Complete the following sentences with the words or phrases in the box. Change the form if necessary. in charge cut in contribute justify nonetheless 1. It was cold. ___...
【简答题】请说出图中的元件符号的名称()。
【简答题】请说出图中的元件符号的名称()。
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