6.4 Conditional Loop

It executes the code indefinitely without checking any conditions.

它会无限期地执行代码，而不检查任何条件。

The 'repeat until' block runs only once regardless of conditions.

无论条件如何，“重复直到”积木都只运行一次。

The 'repeat until' block in Scratch means to keep executing the enclosed code until a specified condition becomes true.

Scratch 中的“重复直到”积木表示持续执行其中包含的代码，直到满足指定条件为止。

The block stops executing immediately when the program starts.

程序启动时，该代码块立即停止执行。

True

False

Game will still end after a while
游戏最终还是会结束。

Game ends immediately
游戏立即结束

Game will run forever
游戏将无限期运行

Keep moving sprite 10 times
让角色持续移动 10 次

Keep playing music
继续播放音乐

Keep dropping apples until score reaches 10
不断掉落苹果，直到分数达到 10

It runs the code inside forever
它会无限期地运行其中的代码

It repeats the code a fixed number of times
它将代码重复执行固定的次数

It runs the code until a condition becomes true
它会一直运行代码，直到某个条件变为正确

It runs only once
它只运行一次

repeat until stops when a condition is met, forever never stops

repeat until 在满足条件时停止，而 forever 则永不停止。

forever is faster
Forever 比较快

repeat until is only used with timers
repeat until 仅用于计时器。

They are the same
它们是一样的。

Stops when condition is true

Runs endlessly