【Glad to see you again.】
Glad to see you again.再次见到你我很高兴。
Glad 表示“高兴”，是I'glad的缩写形式。类似这样的句了还有：
Nice to meet you.
见到你很高兴。
【They are both fine,too.】
They are both fine,too.他们也都很好。Both 表示“两者都”常和动词连用，一般应放在系动词，助动词或情态动词的后面和行为动词的后面。也可作定语或同位语。例如：
They are both my students.
他们两人都是我的学生。
We are both cleaning the classroom.
我们俩人都在打扫教室。
You must both finish the homework tonight.
你们俩人今晚必须完成作业。
The little boys both run away.
俩个小男孩都跑了。
I like both the pictures.
俩张图片我都喜欢。
They both are in the classroom.
他们俩人都在教室。
【That's the bell.】
That's the bell.铃响了。这是一句课堂用语。表示铃响了，该上（下）课了，也可以说成There goes the bell.都是同样的意思。例如：
That's the bell.We'd better hurry up.
铃响了，我们得赶紧点。
There goes the bell.That's all for our class.
铃响了，我们的课就到这里。
【Today is Thursday,September 10th,Teacher's Day.】
Today is Thursday,September 10th,Teacher's Day.今天是九月十号，星期四，教师节。节日是专有名词，前面不带冠词。例如：
New Year's Day.元旦
National Day.国庆节。
Children's day.儿童节。
【Here are some flowers for you,with our best wishes.】
Here are some flowers for you,with our best wishes.这是送给你的鲜花，并向您致以最良好的祝愿。向某人表示祝愿可用下列方式：
Happy New Year to you.
（祝你）新年好。
Happy birthday to you.
（祝你）生日快乐。
Best wishes to you.
向你致以最良好的祝愿。
I wish you a happy New Year.
祝你新年愉快。
I hope you have a good time.
我希望你们玩得痛快。
【Read his talk below and find out:】
Read his talk below and find out:听下面他的谈话内容，并找出来…
find out 表示“弄清楚”，“查明”可接名词或句子。Find 本身则是“找到”，“认为”，“觉得”的意思。例如：
I find my book in the sports ground.
我在操场上找到了我的书。
I find it important to study English well first.
我发现先学好英语是很重要的。
I can't find it out which answer is right.
我确定不了哪一个答案是对的。
