1·Today we have a lesson in geometry.
今天，我们有一节几何课。
2·I have a lesson once a week but I try to practice every day.
我一周上一次课，但是我争取每天都练习。
3·Mary: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。
4·It is very important that we should have a lesson from the failure.
我们应该从失败中吸取教训，只是很重要的。
5·I like to have a lesson which is well prepared and organized by the teacher.
我喜欢我的老师有充足的备课和有组织的教学。
6·If we have a lesson today, let us strive to learn it well and we shall be prepared for a harder one tomorrow.
假如我们功课上遇到一个难题，让我们竭力解决它，然后我们就可以做好准备应付明天更大的难题。
7·A new study published in Cognition found that, in at least one real-world situation, a single ethics lesson may have had lasting effects.
发表在《认知》杂志上的一项新研究发现，仅一节道德课就可能产生持久的影响，至少在一种现实情形中是如此。
8·With all the lesson preparation I have to do I work 12 hours a day.
加上必须的备课在内，我每天工作12个小时。
—— 《牛津词典》
9·Sorry, I'll have a piano lesson on Sunday afternoon.
对不起，我星期天下午有钢琴课。
10·What time does Jane have a piano lesson on Mondays?
简星期一什么时候有钢琴课？