v–ing Subject Object.ppt

Useful structure ◆提示：当动名词用作主语时，其逻辑主语由形容词性物主代词和名词所有格构成。 我姐姐病了使我很担心。 My sisters being ill made us worried. 你正确未必就意味着我错了。 Mary’s being ill made her mother upset. Your being right doesnt necessarily mean my being wrong. 他们来帮助对我们是一个极大的鼓舞。 Their coming to help was a great encouragement to us. 当动名词作宾语时， 其逻辑主语由形容词性物 主代词或人称代词宾格，名词所有格或名词普通 格来代替。如： Would you mind my/me using your computer? The father insisted on his son’s/his son going to college. There are many reasons for animals’/animals dying out. No one had told Smith about there being a lecture the following day. 1.Eugene’s never willing to change any of his opinions. It’s no use ___ with him. A. to argue B. arguing C. argued D. having argued 2.___ the exam will disappoint your parents. A. You failing B. Your failing C. You fail D. You to fail ----- What made Mary unhappy? ----- ____ her wallet. A. Because she lost B. Losing C. Lost D. To lost The –ing form as the Subject ＆Object 1．作主语 动名词作主语时，句子有两种形式： ①动名词直接置于句首主语的位置上。 1) 游泳是一种很好的运动形式。 Swimming is a good form of exercise. 2) 做足练习是提高成绩的有效方法。 Doing enough exercises is an effective way to improve ourselves. 3) 说比做容易。 Talking is easier than doing. ②用形式主语it，把真正的主语——动名词结构移置句尾。但这种句子形式有一定的限制，作表语的只能是某些形容词或少数名词，如useful，useless/no use , good，fun, worth等。 It is no use/useless doing… 做…是没用处的 和夏洛克争辩是没有什么用的。 It is useless trying to argue with Shylock． It is no good doing… 做…没好处 想再解释一次有好处吗? Is it any good trying to explain? It is fun doing… 做…真好玩 和孩子们一起玩真好。 It’s fun playing with children． It’s pleasant doing sth… 做…真愉快 跟你在一起工作是令人愉快的。 It is pleasant working with you． It is worth/worthwhile doing 做…是值得的 It is a waste of time doing 做…是浪费时间的 There is no sense in doing… 做…没有道理 There is no point doing… 做…无意义 做这件傻事毫无意义。 There is no point doing such a silly thing. There is nothing worse than doing…没有比...更糟的 There is no doing…/It is impossible to do…无法…;不允许 Ther