李老师和布朗先生。

Ms. Lee and Mr. Brown.

是的，布朗先生指导我在科学方面做得更好。

Yes, and Mr. Brown guided me to do a lot better in science.

我昨天在杂货店看到了布朗先生。

I saw Mister Brown at the grocery store yesterday.

商店里的那个人是布朗先生的朋友。

The man in the shop was Mr. Brown's friend.

布朗先生的学生拔掉了花园里的杂草。

Mr. Brown's students pulled weeds (杂草) out of the garden beds.

布朗先生是一位对所有学生都很严格的老师。

Mr. Brown is a teacher who is strict with all is students.

布朗先生是一位对自己的所有学生都很严格的老师。

Mr.Brown is a teacher who is strict with all his students.

布朗先生带着他5岁的儿子来到博物馆，做了一个老鼠玩具。

Mr Brown brought his 5-year-old son to the museum and created a rat toy.

布朗先生却力求公正.

Mr Brown strives to be fair - minded.

布朗先生正在打电话。

Mr. Brown is making a telephone call.