Then a boy shouted, "She is from Grade Four, the worst student in her grade."

然后一个男孩喊道：“她是四年级的，年级里最差的学生。”

It happened when I was in Grade Four.

这件事发生在我四年级的时候。

I am in Class four Grade four.

我在四年级四班。

Goodbye Grade Four Class Four!

再见等级四个班级四！

I'm in Class Four, Grade Four.

我在四年级四班。

I'm in grade four class one.

我在四年级教室里。

I'm in Class Two Grade Four.

我在四年级二班。

Now university grade four at read.

现大学四年级在读。

I'm a pupil in Grade Four.

我是一个四年级的小学生。

I was then in Grade Four.

当时我四年级。

I am a pupil. I am in Class Two, Grade Four.

我是一个小学生，我在四年级二班。

My brother is in Grade Four. He is only 10 years old.

我的弟弟读小学四年级，他只有10岁。

I go to Simon English School. I'm in grade four class one.

我在西门英语学校读书，我在四年级一班。

I bought her two handwriting books about grade four yesterday.

昨天，我给她买了两本四年级的书法本。

I ran outside to gossip with my friends who were in my grade four class.

我跑到外面去和我四班的朋友聊天。

When I was in grade four in primary school, my father taught me how to use computer.

当我在小学四年级，我的父亲教我如何使用电脑。

Ship lock is one hole, belong to grade four waterway, traffic ability's ability is 500 tons.

船闸一孔，为四级航道，设计通航能力为500吨级。

The children in class two grade three are very happy, because they're going to be in grade four!

三年二班的学生非常高兴，因为他们要上四年级了。

This landscape is full of space free of charge, at grade four and above can achieve this function.

这个空间的美化是全面免费的，等级在四级以上就可以实现这一功能了。

I remember clearly, it is a grade four a reading test, I thought I can get 90 points, what if, I only got 72 points.

我清楚的记得，那是四年级的一次阅读考试，我本以为能得90来分，可事如其反，我仅仅得了72分。

Suitable for the use of harsh environment of various kinds of imported and domestic high-grade four stroke motorcycle.

适用于苛刻的使用环境下的各种进口及国产高档四冲程摩托车。

Primary school grade four: pull a female the hand of the classmate, drive brush-off, study result straight line descend!

小学四年级：拉女同学的手，被拒绝，学习成绩直线下降！

I have finished a grade four math exercise book of primary school. I have possessed the most knowledge. Like some math terminology.

我写完了一本小学四年级的练习册，我掌握了大部分的知识，像一些数学的术语。