from memory 凭记忆地，用背诵地

if my memory serves me 如果我的记忆没错的话

in memory of为纪念......，为追悼......

to the memory of 以纪念，怀念

within living memory 至今仍留在人们记忆中

within one's memory 在某人记忆中

7. They dress up and try to frighten people. 他们打扮起来试图吓唬邻居。

[自主学习] dress u 盛装、打扮、装饰

1）Mary dressed（herself）up as an old woman in the play

2）During the festivals, the men and women dressed up in national costumes

3）The little girl likes dressing up（in her mother's clothes）.

不必为这次聚会穿礼服（穿盛装）________________________________

[知识拓展]

①dress vt.给......穿衣服

我做早饭时我丈夫就给孩子们穿衣服。

_________________________________唤醒孩子们，给他们穿上衣服。

②dress vt.（常用被动语态，不用进行时）穿着，打扮

He was neatly dressed. 他穿着整齐。

They went to the all, dressed as pirates. 他们打扮成海盗去参加舞会。

Get up and dress quickly.起床，快穿好衣服。

dress fashionably穿得时髦

注意：dress 用作及物动词时，后面不能跟"衣服"之类的词作宾语

be dressed in 穿着......衣服

be well dressed 穿着讲究

dress oneself 自己穿衣服

dress sb in... 给某人穿上...服务

8. In India there is a national festival on October 2 to honour Mahatma Gandhi, the leader who helped gain India's independence from Britain. 在印度，10月2日纪念甘地的全国性节日，他是帮助印度脱离英国而独立的领袖。

[自主学习] gain v. ①获得、得到 ~ a prize / experience / independence

I'm new in the job but I'm already gaining experience. 干这行我是新手，但我已经在获得经验。

②增加、增添 ~ speed

Last mouth I gained another five pounds

③（钟表等）走快 This clock neither gains nor loses

My watch gains a minute a day（每天快一分钟）

9. People are grateful because their food is gathered for the winter, and because a season of agriculture work is over.

越冬的粮食收集起来了，而农活季节已经过去，人们都心怀感激。