The simplest flow control statement is the if statement, whose basic syntax is demonstrated in the pseudocode shown in Listing 4.

最简单的流控制语句是 if 语句，它的基本语法在清单 4 中的伪代码中演示了。

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The second type of flow control statement in Python is the while loop, which executes a block of program statements while an expression evaluates True.

Python中的第二种流控制语句是while循环，它在一个表达式计算为True时执行一个程序语句块。

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While doing an UNLOAD, you can also generate corresponding LOAD control statement and use it for loading data to the same or a similar table in any DB2 subsystem.

在执行 UNLOAD 时，您还可以生成相应的 LOAD 控制语句，并使用它加载数据到任何 DB2 子系统中的相同或类似的表中。

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The White House Office of National Drug Control Policy provided a statement about sports doping to VOA.

VOA: special.2011.04.12

Unlike the gun-control statement, this one didn't have the feel of being a genuine cry from the heart.

WSJ: Best of the Web Today: What Would Bulworth Do?

The commission, as envisioned by Roemer's bill "will have a broad mandate to investigate all relevant facts and circumstances relating to the attacks, " including issues surrounding intelligence, law enforcement, commercial aviation, diplomacy, immigration and border control, according to a statement from Roemer's office issued Friday.

CNN: Gephardt calls for independent 9-11 probe

Of the 42 states that have reported infections in people, birds or mosquitoes, 80% of them have been in Texas, Mississippi and Oklahoma, the U.S. Centers for Disease Control and Prevention said in a statement.

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