Let not a single classmate lag behind.

不要让学掉队。

Some of the men were obliged to fall out from fatigue.

些人因疲乏而掉队了。

You must look that no one lags behind.

你必须注意不使人掉队。

Let not a single classmate lag behind.

让一个同学掉队。

Some of the men were obliged to fall out from fatigue.

一些人因疲乏而掉队了。

You must look that no one lags behind.

你必须注意使一个人掉队。

Let not a single classmate lag behind.

要让个同学掉队。

Some of the men were obliged to fall out from fatigue.

些人因疲乏而掉队了。

You must look that no one lags behind.

你必须注意个人掉队。

Let not a single classmate lag behind.

不要让一个同学掉队。

Some of the men were obliged to fall out from fatigue.

一些人因疲乏而掉队。

You must look that no one lags behind.

须注意不使一个人掉队。

Let not a single classmate lag behind.

不要让一个同学掉队。

Some of the men were obliged to fall out from fatigue.

一些人因疲乏而掉队了。

You must look that no one lags behind.

你必不使一个人掉队。

Let not a single classmate lag behind.

不要让一个同学掉队。

Some of the men were obliged to fall out from fatigue.

一些人而掉队了。

You must look that no one lags behind.

你必须注意不使一个人掉队。

Let not a single classmate lag behind.

不要让一个同学掉队。

Some of the men were obliged to fall out from fatigue.

一些人因疲乏而掉队了。

You must look that no one lags behind.

你必须注意不使一个人掉队。

Let not a single classmate lag behind.

不要让一个队。

Some of the men were obliged to fall out from fatigue.

一些因疲乏而队了。

You must look that no one lags behind.

你必须注意不使一个队。

Let not a single classmate lag behind.

不要让一个同学掉队。

Some of the men were obliged to fall out from fatigue.

一些人因疲乏而掉队了。

You must look that no one lags behind.

你必不使一个人掉队。