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【多选题】
下列器件,( )属于边沿触发的器件。A.
74xx279
B.
74xx74
C.
74xx 112
D.
74xx175
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反馈参考答案：
举一反三
【简答题】请听附件中的录音并跟读。 跟读录音上传到平台。
【多选题】(6-7)下面( )代码段属于静态构造块。 class Block{ {// 代码 1 System. out .print( "1" ); } static { // 代码 2 System. out .print( "2" ); } { // 代码 3 System. out .print( "3" ); } public Block() { // 代码 4 System. out .pri...
A.
代码1
B.
代码2
C.
代码3
D.
代码4
E.
代码5
F.
代码6
【简答题】若测定的偶然误差小,则精密度一定 (高、低、不一定),而准确度 (高、低、不一定)。
【单选题】听力原文：W: I'm here, Richard. M: Oh, Marilyn. Please do excuse me for being so late, but I took the wrong bus from the hotel and got lost on the way. W: Good grief! How did you finally make your way down...
A.
Angry.
B.
Surprised.
C.
Delighted.
D.
Sympathetic.
【单选题】Richard sings and dances because_______.
A.
he is happy that he won the bet, and he doesn't have to cook dinner for the entire family.
B.
he enjoys doing exercises, and he feels fine after exercising.
C.
he wants Marilyn to think that he feels fine after exercising.
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