非謂語動詞作主語和表語

1、2021/3/912021/3/92過去分詞不作主語和表語過去分詞不作主語和表語 2021/3/93 Walking is a good form of exercise for both young and old. (全國卷全國卷) To have a walk is my plan this afternoon.表示具體的、一次性的或?qū)淼膭幼饔帽硎揪唧w的、一次性的或?qū)淼膭幼饔胻o do；表示一般的、泛指的或習(xí)慣性的行為用動表示一般的、泛指的或習(xí)慣性的行為用動名詞。名詞。 2021/3/94What do you think made Mary so upset? _ her new

2、bike. (上海卷上海卷)A. As she lost B. Lost C. Losing D. Because of losing 有時這種區(qū)別并不很嚴格有時這種區(qū)別并不很嚴格 .-ing作主語只體作主語只體現(xiàn)相當(dāng)于名詞詞性的詞現(xiàn)相當(dāng)于名詞詞性的詞2021/3/95Fishing is his favorite hobby, and _. (上海卷上海卷) hed like to collect coins as well B. he feels like collecting coins, tooC. to collect coins is also his hobbyD. collec

3、ting coins also gives him great pleasure要注意要注意-主語和表語要用同一種形式；主語和表語要用同一種形式；平行結(jié)構(gòu)中要用同一種形式。平行結(jié)構(gòu)中要用同一種形式。 2021/3/96 Its useless arguing with them. 和他們討論是沒用的和他們討論是沒用的 It is no good / use, It is useless, There is no等句型中用動名詞作主語等句型中用動名詞作主語 2021/3/971. It is necessary for us to master a foreign language. 我們有必要

4、掌握一門外語。我們有必要掌握一門外語。2. It is very kind of you to help us. 你幫你幫助我們真是太好了。助我們真是太好了。3. It took me two hours to finish the work. 我完成那項工作用了兩小時。我完成那項工作用了兩小時。在在It is necessary / important / (for sb. ) to do sth. 句型中；句型中；It is kind / foolish / (of sb. ) to do sth. 在在It takes sb. time to do sth. 2021/3/98 1. My job is teaching / to teach English.2. Teaching / To teach English is my job. 不定式和動名詞作表語相當(dāng)于名詞作表語。不定式和動名詞作表語相當(dāng)于名詞作表語。表示主語的內(nèi)容時，主語和表語可以對調(diào)；表示主語的內(nèi)容時，主語和表語可以對調(diào)