举一反三
- The loop body in a loop statement is allowed to contain more than one statement, which can not appear as a compound statement.
- Which of the following statements about break statements is incorrect? A: A break statement can appear in an if statement and is used to end the if statement. B: A break statement can appear in a loop statement or a switch statement. C: A break statement can be used to exit a switch statement. D: Multiple break statements can appear in the loop body of a loop statement.
- Among the following options, the correct descriptions inclue ______. A: pass represents an empty operation, only plays a place-occupied role B: pass can only be used in conditional statements C: For the statement sequence under if, it is allowed that there is only one pass statement D: pass can be used to jump out of the loop statement
- Which one of the following statements is correct? A: do statement cannot be replaced by the other iteration statements. B: do statement can only be terminated by break statement. C: do statement will be terminated when its controlling expression is non-zero. D: do statement will be terminated when its controlling expression is zero.
- A thesis statement may contain one or two main points.
内容
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What is the following statement about continue statement that is correct? A: When a multi-level loop is nested, all levels of the loop can be closed by using a single continue statement. B: The continue statement can be used in loops and switch statements. C: The continue statement closes the loop early to prevent it from becoming a dead loop. D: The continue statement can only be used in three loop statements.
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Generally, the most useful nested if statement occurs when a second if-else statement is placed within the else part of an if-else statement.
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In one body paragraph, the first sentence is usually a general statement called the ____________ sentence.
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中国大学MOOC: Mt. Qingcheng, considered by many as the birthplace of Chinese local religion—Taoism, is one of the most famous Taoist mountains in China. The statement is ( ).
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Mt. Qingcheng, considered by many as the birthplace of Chinese local religion—Taoism, is one of the most famous Taoist mountains in China. The statement is ( ). A: 正确 B: 错误