He arrived yesterday.

●arrive late for= be late for

●on time"准时，按时"，指按规定的时刻不早不晚。

in time"及时"，指没有迟到，时间还充裕。

2. Don't listen to music in class.

hear、listen和sound都有"听"的意思，但三者是有区别的： 

hear"听说"侧重于"听"的内容。

Eg:I'm sorry to hear that you are ill. 听说你生病了我很难过。

listen"听"侧重于"听"这一动作。 Listen to music/the radio 听音乐/广播

Eg:Listen to me carefully.

sound"听起来"它是系动词后面接形容词等。

Eg:That sounds great. / It sounds like fun.

3.Don't fight.

fight作动词，意为"打架、打仗"。其过去式为fought.

●fight for"为...而斗争"，后面常接抽象名词，表示为事业、自由等而斗争。

Eg:They are fighting for freedom.

●fight against"为反对...而战斗"，后接事物名词、人和国家名词。

Eg: They fought against the enemy. 他们和敌人作战。

●fight with"和...打架"，"同...（并肩）战斗"，后只接表示人或国家的名词。

Eg:Don't fight with him.

4. Ms./Mrs./Miss.

●Ms.："女士"，用于婚姻状况不明或不想区分婚否的女子的姓前。

●Mrs.："夫人"，用于已婚女子姓前。

Madam:也用于已婚女子，意为"夫人、女士"，一般单独使用，不与姓连用

●Miss.："小姐"用于未婚女子姓前，还常用于年轻的女教师的姓前，可译为"老师"。

5.Can we wear a hat in class?

Wear表示状态= be in；后面可以跟衣服、鞋子、帽子、眼镜

6. Can we bring music players to school?

●bring"带来"指把东西从别处带到说话地。 bring here

Eg:Bring your homework here tomorrow,please.

●take"带走，拿走"指把东西从说话地带到别的地方。 take there

Eg:Can you help me to take the books to the classroom?

bring/take...to... 把某物带到某地

【例题】________away this dirty shirt and ________me a clean one.

A.Take;bring B.Take;take C.Bring;take D.Bring;bring

7. practice the guitar/play the guitar(西洋乐器前加定冠词the)

作v. 后接名词、代词、动名词（即doing）。

作n. 练习，一般情况不可数，但是：do morning exercises

8. 注意时间前面的介词（P22）

On school nights at night 在晚上

On school days in the day 在白天

There are too many rules!