It's a pleasure for me to be your guest.

　　= For me, to be your guest is a pleasure.

　　很榮幸得到你的邀請。

　　It's a good plan for you to make more friendships.

　　= For you to make more friendships is a good plan.

　　廣交朋友是個好辦法。

　　It's a good idea for you to eat less fried food

　　= For you to eat less fried food is a good idea.

　　你少吃點(diǎn)油炸食品是好想法。

　　It was difficult to answer the question.

　　這問題很難回答。

　　It looked impossible for me to finish on time.

　　我似乎不可能按時完成了。

　　It was stupid of him to press the emergency button.

　　他按了緊急按鈕，這真愚蠢。

　　如果形容詞既可以修飾句子中的人，也可以修飾句子中的不定式，人前要用“of”

　　二、動詞不定式做賓語

　　1. 謂語動詞＋動詞不定式（多數(shù)動詞屬于此類動詞）

　　Some students hate to study English.

　　有些學(xué)生不喜歡研讀英語。

　　You need to study in a quiet place.

　　你必須在安靜的地方讀書。

　　He likes to go to the movie.

　　他喜歡去看電影。

　　She wants to help Mary.

　　她想要幫助瑪麗。

　　She pretended not to go.

　　她假裝不去。

　　He pretended to be a good man.

　　他假裝是好人。

　　They agreed to have a meeting the next week.

　　他們同意下星期開會。

　　They stopped to have a rest.

　　他們停下來休息。（停下去做）

　　I have stopped smoking for half a year.

　　我已經(jīng)半年不抽煙了。（停止做）

　　She remembered to surf the internet to get information.

　　她記得上網(wǎng)查信息。（記得要做）

　　I remembered bringing my homework.

　　我記得帶作業(yè)了。（記得做過）

　　We happened to meet at the station.

　　我們碰巧在火車站相遇。

　　2. 系表結(jié)構(gòu)+動詞不定式

　　glad，sorry，happy，sad，surprised，troubled等與情緒有關(guān)的形容詞后常用動詞不定式。

　　I am glad to see him.

　　我很高興看到他。

　　Sue was troubled to see trash everywhere.

　　蘇看到到處是垃圾很苦惱。

　　Sara was excited to see the rock band.

　　莎拉看到搖滾樂團(tuán)很興奮。

　　His health is likely to get worse.

　　他的健康可能會惡化。