A triangle.一個三角形
A triangle has three sides.三角形有三條邊。
In this triangle, sides AB and BC are perpendicular to each other. ? ?/,p??p(?)n'd?kj?l?/
在這個三角形中，邊AB和邊BC是互相垂直的
*【前綴 tri- ,表示三的意思， 三（倍）】
*【be perpendicular to：和……垂直】
A square.一個正方形
A square has four equal sides.正方形有四條等邊。92
All four angles are right angles, or 90 degrees.?這四個角都是直角，或者說90度。 90
*【angle：角、angel：天使】
*【People's Square人民廣場、Square dancing廣場舞】
Two intersecting lines.兩條相交線。/,?nt?'s?kt/
These two lines intersect or cross 0 at a 90-degree angle.?這兩條線以90度角相交。
They are perpendicular to each other.它們彼此垂直。
*【intersect 和 cross都是相交的意思】
A circle is round.
All points on a circle are the same distance from its center.?圓上的所有點到圓心的距離都是相等的。90
*【center of a circle圓心】
Two parallel line.兩條平行的線。?/'p?r?lel/
These two lines never intersect because they are parallel.?這兩條線永不相交，因為它們是平行的。
An angle.
These two lines meet at a 30-degree angle.這兩條線以30度角相交。91
(A circle has no straight lines.) ?87
Watch something.看某物
They are watching a movie on television.?他們正在電視上看電影。/t?l??v???n/ （注意電視前介詞用on）
Meet someone.見到某人
He is meeting her for the first time.?他是第一次見到她。
*【for the first time第一次（做某事）】
Talk with someone.
He is talking with a friend on his phone.?他正在和一個朋友通電話。92
*【talk to someone】
對某人講話，介詞to表示朝著、對著、向著，暗含的意思是一個人主動對另一個人講話，但對方不一定需要講話
*【talk with someone】和某人一起談論，雙方都要發(fā)表言論
Work with someone.
She is working with her co-worker.?她正在和同事一起工作。92
*【前綴co-表示共同的】
Interview someone.
She is interviewing a famous basketball player.她正在采訪一位著名的籃球運動員。
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