Period 3 Grammar and usage—Verb-ing forms as subjects and objects 阅读以下短文，感知加黑部分，并分析其所作成分 The angry mother shouted to the boy in a loud voice，“What’s up You were absent from class again！” Lowering his head，Bob responded at once，“①Sorry，mom，but I can’t resist going to the music concert held in the city hall.”Hearing this，the mother flushed with anger and screamed，“②As a student，studying is your first task.” ③Bob nodded his head and begged for his mother’s forgiveness for his being absent from class.“④It is no good doing something meaningless.Only if you put your heart into study will you have a bright future，” the mother warned. 1．句①中going to the music concert和句③中his being absent from class均为动词-ing形式作宾语。 2．句②中studying为动词-ing形式作主语。 3．句④中It作形式主语，doing something meaningless为动词-ing形式作真正的主语。 一、动词-ing形式作主语 1．动词-ing形式作主语时，往往表示经常性、习惯性的动作，通常置于句首。 Working under these conditions is not a pleasant but an unbearable thing. 在这些条件下工作不是一件愉快的事，而是一件难以忍受的事。 Having a walk every day helps to make one keep healthy. 每天散步有助于人们保持健康。 Wasting a person’s time is the same as killing him for his property. 浪费别人的时间无异于谋财害命。 注意：(1)不定式作主语表示具体的或一次性的动作。 Singing is my hobby，and to sing at my friend’s birthday party is my dream. 唱歌是我的爱好，在朋友的生日宴会上唱歌是我的梦想。 (2)单个的动名词(短语)作主语时，谓语动词用单数。 Climbing mountains is really difficult for the old.对于老人来说爬山确实困难。 2．形式主语it代替动词-ing形式作主语。 此类句式常见的有： It’s a waste of time doing sth. 做某事是浪费时间。 It’s useless/worthwhile doing sth. 做某事没用/是值得的。 It’s no good/use/fun doing sth. 做某事没好处/没用/没意思。 It is a waste of time persuading such a stubborn person to join us. 劝说如此固执的一个人加入我们是浪费时间。 It is worthwhile reading such a wonderful novel a second time.这么好的小说很值得再读一遍。 Just as the saying goes，it is no use crying over spilt milk.正如俗话所说：覆水难收。 It is no good waiting for other people to make decisions for you. 等待别人为你做决定是没好处的。 二、动词-ing形式作宾语 1．作动词的宾语 常接动词-ing形式作宾语的动词可用下面的口诀帮助记忆： 避免错过少延期(avoid，miss，postpone) 建议完成多练习(advise/suggest，finish，practise) 喜欢想象禁不住(enjoy/like，imagine，can’t help) 承认否定与嫉妒(admit，deny，envy) 逃避冒险莫原谅(escape，risk，excuse) 忍受保持不介意(stand，keep，mind) Would you mind opening the window 你介意打开窗子吗？ I don’t like watching television but I enjoy listening to the radio. 我不喜欢看电视，但是喜欢听收音机。 He tried to avoid answering my questions. 他试图对我的问题避而不答。 She can’t stand being looked down upon in public.她忍受不了当众被人看不起。 2．作介词的宾语 动词-ing形式可在单个的介词或在含介词的短语后作宾语，常见的含介词的短语有dream of/about，insist on，object to，be good at ... ...
