IT句型及翻译练习预案.pptxVIP

IT 句型 Guagnxi Normal University for Nationalities YQP 内容 I．It 作形式主语的句型 II．It 作形式宾语的句型 III. It 引导的时间句型 IV． It 引导的强调句 V． It其他常见用法 I．It 作形式主语的句型 ① It + be + adj (kind , wise , careless, clever …) + of sb to do sth ② It + be + adj(easy , safe , common , normal …) + for sb to do sth ③It + be +V-ed( reported, believed, said, suggested…) + that 从句 ④It + be + n (a pity, a shame, a fact , good news…) + that 从句:? ⑤It is useless/no use/no good + doing sth ⑥ It takes sb. ... to do sth. It is wise of him to make such a decision. It’s very dangerous for children to play with fire. It is important for us to learn English well. (= It is important that we (should) learn English well.) It is suggested that the book (should) be revised. It’s said that Tom has been back from abroad. (=Tom is said to have been back from abroad.) It is a pity that such a thing ( should ) happen in your class. II．It 作形式宾语的句型 sb find/ believe/ think/ feel/ consider/ make + it +n/adj +to do或从句 主语＋hate / dislike / love / like ＋it ＋ when－从句 主语＋appreciate ＋it ＋ if－从句 sb. depend on/count on/rely on/ see to(负责，确保) / answer for it that… sb. take it for granted that… 认为……是理所当然的 We think it our duty to clean our classroom every day. He felt it important learning English well. They found it difficult that they would finish their work in two days. I hate it when people speak with their mouths full. I really appreciate it if you could help me with my math. You may rely on it that he won’t be late. You must see to it that the doors are locked before you leave the lab. III. It 引导的时间句型 ⑴It + is+ 时间段 + since引导的时间状语从句:? 从句一般用过去时态，句意为“自从......以来已多久了” ⑵It + be + 时间段 + before引导的时间状语从句: be若为肯定式，意为“过多久才......”；否定式，意为“没过多久就......”。 ⑶It + be + 时间点 + when引导的时间状语从句 . ⑷It + is (about/high) time +?(that) sb did/should do sth ⑸It / This / That +is+ the first(second …) time + that sb has done sth: 主句是 is 时 ，从句要用现在完成时；如果主句用was ，则从句须用过去完成时。 It is 5 minutes since the bus left. It will be 3 hours before