1、have a great time 意为“玩得愉快”，=enjoy oneself, have fun, have a good / wonderful / nice time。
have a great / good time in (doing) sth. 做某事很开心
2、ask sb.（not） to do sth. 要求某人（不）做某事
Eg：The teachers ask us to do (do) lots of homework.
3、order sth. from +地点: “从某地订购食物”
Eg：I want to order some books from the book store.
5、unless conj. 除非；如果不 unless 引导的条件句表示在特定条件下，才决定做或不做一件事。=if … not
The concert will be held as schedule unless there is a typhoon.
= The concert will be held as schedule if there is not a typhoon.
6、be afraid to do sth. 害怕干某事 I’m afraid to speak in front of other people.
be afraid of sth. 害怕某事 He told me not to be afraid of difficulties.
be afraid +that从句 I’m afraid that I can’t finish on time
7、be angry with sb. We were angry with him for keeping us waiting.
be angry at/about sth.恼怒、生气”，
He is angry at/about your answer.
I was very angry at what he said.
8、in the end 最后；终于= at last/ finally。
at the end of 在 ... 末端； 到 ... 尽头
He married the nice girl in the end / at last / finally.
The school is at the end of the street.
9、careless adj. 粗心的；反义词为careful， 意为“小心的”。
The boy is very careless. 这个男孩很粗心。
He is more careful than me. 他比我认真。
10、 advise v. “劝告；建议” .名:advice, 是不可数名词. Give me some advice!
advise sb. （not）to do sth.建议某人（不）做某事
I advise waiting till the right time. 我建议等到适当的时候。
