题目内容

The statement ____ is a null statement.

A. break;
B. continues
C. ;

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The need to initialize variables or make some other evaluations prior to entering a repetition loop is so common that the ____ statement allows all the initializing statements to be grouped together as the first set of items within the statement’s parentheses.

A. for
B. while
C. do-while
D. switch

The ____ semicolons must always be present within the for statement’s parentheses.

A. two
B. three
C. four
D. five

Omitting the ____ expression in a for statement results in an infinite loop.

A. initializing
B. altering
C. tested
D. break

The second loop of a nested loop is called the ____ loop.

A. inner
B. outer
C. salve
D. conditioned