题目内容

short conversation 2[音频]

A. Into their twenty-first.
B. Into their twenty-second.
C. Into their twenty-third.
D. Into their twentieth.

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short conversation 3[音频]

A. On her eleventh birthday.
B. On her thirteenth birthday.
C. On her tenth birthday.
D. On her twelfth birthday.

short conversation 4[音频]

A. In the fourteenth century.
B. In the thirteenth century.
C. In the sixth century.
D. In the sixteenth century.

short conversation 5[音频]

A. On January 26th, 1947.
B. On January 27th,1946.
C. On January 27th,1948.
D. On January 26th,1974.

下列关于多行注释的应用,错误的是:

A. 程序中可以不写多行注释
B. 多行注释会影响程序运行速度
C. 多行注释有利于代码的阅读性
D. 写多行注释是一个良好的习惯

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