I have a science lesson this afternoon.

How to have well a lesson and appraise the classroom teaching is an important topic of teaching management.

如何上好一堂课，如何对课堂教学进行评价，这是教学管理的一个重课题。

互联网摘选

Grasp the students' misunderstanding and have a logical lesson;

抓住学生学习误区，把课上得入理；

互联网摘选

We have a Chinese lesson this morning.

我今天早上上语文课。

互联网摘选

I have learned a lesson and I need spam protection!

我是学了一课，我需要防毒保护。

互联网摘选

The teacher said ( that) we would have a special lesson next week.

老师说过下个星期我们将有一节特殊的课。

互联网摘选

We are going to have a new lesson today. Have you prepared?

今天我们要上新课，你们预习了吗？

互联网摘选

We're going to have a new lesson today.

今天咱们要上新课。

互联网摘选

It was evident that the good clergy of Barchester were to have a lesson.

很清楚，巴彻斯特的善心的教士要听上一次教训了。

provided by jukuu

The most interesting entity is namely teachers acting for pupils have a lesson with senior pupils deeding as teachers.

最有趣的活动是教师们将以学生的身份参加由高年纪学生扮演老师主持的一节课。

互联网摘选

This regarding such as north Korea and Iran, for countries that have a lesson.

这对于像朝鲜和伊朗这样的国家来说，不得不是个教训。

互联网摘选

Xin: I have a lesson once a week but I try to practice every day.

我一周上两次课，但是我争取每天都联系。

互联网摘选

I have a lesson in art history tomorrow.

我明天有一堂美术史的课。

provided by jukuu

I said I had to have a lesson on internet.

我说的是必须去网上听课。

provided by jukuu

The Heavy Metal Pollution of Feed and Its Prevention

饲料中的重金属污染及其预防

互联网摘选

Effects of Heavy Metal on the DNA Methylation Level in Rice and Wheat

重金属对水稻和小麦DNA甲基化水平的影响

互联网摘选

And heavy metal related not obvious, and trace elements related not obvious.

与重金属相关不明显，与微量元素相关不明显。

互联网摘选

The test report on heavy metal wastewater treatment of Guangzhou battery East factory

重金属废水治理试验

互联网摘选

Preliminary study of heavy metal pollution in soil and plant near antimony mine area

锑矿区土壤和植物中重金属污染初探

互联网摘选

Research advances of microbiological method for heavy metal removal from municipal sludge

微生物方法降低城市污泥的重金属含量研究进展

互联网摘选

Pollution Status and Evaluation of Heavy Metal in Vegetable Production Base in Shenyang

沈阳市蔬菜生产基地重金属污染及评价

互联网摘选