v-ing被动形式语法讲解课件.pptVIP

V-ing 可作主语、宾语、表语; 定语、状语和宾语补足语，但不能单独作谓语。 V-ing 的用法： 2. 作表语 ☆ Teaching is learning. 教学相长． ☆ My hobby is __________ (make) model planes. ☆ What worried the child most was _________ (not, allow) to visit his mother in the hospital . 2). V-ing形式和不定式都要有对称性;当主语是不定式时，表语也用不定式；反之，当主语是 V-ing 形式时，表语也用 V-ing 形式。 To see is to believe. = Seeing is believing. 3). It’s no use (good) doing sth It’s a waste of time doing sth it 作形式主语, 只用V-ing,不用不定式。 ※ It is + adj. + (for sb ) to do sth It is no use crying over spilt milk. 覆水难收。 It is a waste of time ___________ (talk) to him . It is important for me _______________ (learn) English . 3.作宾语 V-ing 形式既可作动词的宾语, 也可作介词的宾语。 ★ We would appreciate hearing from you． 我们会珍惜你的来信。 ★ The bird escaped ______________ (catch) . ★ He was afraid of ____________ (abandon) by us. Practice 1. --- What made Bill so angry? --- ___. His girl friend promised to come at 8:30, but she hasn’t come yet. A. Having kept waiting B. Being kept waiting C. To be kept waiting D. Being kept waited 2. The building ___ in our school is for us teachers. Though there’s noise most of the day, we still feel happy about it. A. built B. having been built C. to be built D. being built 3. The squirrel was lucky that it just missed ___. A. catching B. to be caught C. being caught D. to catch 4. While shopping, people sometimes can’t help ___ into buying something they don’t really need. A. to persuaded B. persuading C. being persuaded D. be persuaded 5. ___ many times, the boy still didn’t know how to do the exercises. A. Having taught B. Having been taught C. taught D. Teaching 6. _________ the whole story, Jane decided not to see t