She's in the fourth grade.

The boy is in the fourth form.

这男孩上四年级.

Form 4 is / are a difficult class to teach.

四年级很难教.

He himself had only finished the fourth grade.

他自己只上完四年级.

The twins will enter the fourth grade this fall.

这对双胞胎今年秋季将升到四年级.

I looked along the length of the building.

我的目光沿着大楼从首到尾扫过。

I know. Don't worry. I'll stay with them and keep an eye on them.

我知道. 别担心, 我会跟他们呆在一起看好他们的.

Keep an eye on the crowd for your teacher.

注意一下人群中有没有你们老师.

We should organize the masses to keep an eye on these people.

我们要组织群众,注意这些人.

Please keep an eye on the children.

请照看一下孩子们.

Keep an eye on my suitcase.

留意我的手提箱.

I just mention this so that you can keep an eye on this person.

我提到这个人只是想让你留心.

Keep an eye on the children while I go shopping.

当我购物时,请注意一下孩子.

I'll keep an eye on the matter.

这事儿我在心就是了.

Excuse me, but will you keep an eye on this baggage?

对不起, 帮我看一下这个行李好 吗 ?

Please keep an eye on the stove the milk boils.

劳神照看炉上的牛奶,别沸溅了.

Then he has got to keep an eye on them.

然后,他应该对这些人的工作进行监督.

We can't leave no one to keep an eye on things.

我们不能 搞 “空城计”.

Keep an eye on my suitcase while I buy my ticket.

我买票去,请关照一下我的小提箱.

Parents must, therefore, keep an eye on what their children watch.

因此, 父母们应该留意孩子所看的电视节目.

His biting words at the meeting blasted his reputation.

会上尖刻的话语使他声誉扫地.