1.  allow sb to do sth 允許某人去做某事（后接動(dòng)詞不定式）

　　　　My father allowed me to go out for a walk after finishing my homework.

　　　　2.  asked sb (not) to do sth  叫某人做事某事（叫某人不要去做某事）

　　　　My father asked me to study hard.

　　　　He asked me not to swim alone.

　　　　be asked to do sth       被叫去做某事/被邀請(qǐng)去做某事

　　　　I was asked to have a dinner with them yesterday.

　　　　3.  be afraid to do sth     害怕做某事

　　　　She is afraid to ask me questions.

　　　　4.  be afaid of doing sth   害怕做某事

　　　　I am afraid of going out at night.

　　　　5.  be afaid of sth  害怕某物

　　　　He is afraid of snakes.

　　　　6.  be amazed to do sth    對(duì)做某事感到驚訝

　　　　He was amazed to meet the girl there.

　　　　be amazed at sth       對(duì)某事感到驚訝

　　　　they were amazed at the news.

　　　　7.  be busy doing/with sth  忙于做某事（常考）

　　　　I was busy washing my car at that time. 那時(shí)候我正忙于清洗我的車子。

　　　　I am busy with my work.

　　　　8.  be coming/going/leaving/fiying/moving/dying（某些位移動(dòng)詞用進(jìn)行時(shí)態(tài)時(shí)表將來(lái)）

　　　　the bus is coming/the dog is dying.

　　　　9.  be excited to do sth  對(duì)做……感到興奮

　　　　Jacky was excited to travel there by plane.

　　　　be excited at sth

　　　　Lily was excited at his words.

　　　　be excited about doing sth

　　　　he was excited about passing the exam without going overing books.

　　　　10.  be frightened to do sth   害怕去做某事

　　　　Sam is frightened to ride a horse.