to involve: have as a necessary result g To accept this work involves living in London. g Housework involves cooking, washing dishes, sweeping and cleaning g The plan involves the co-operation of both young and old 11.to assure( sb that). to cause sb to be sure向谁保证,肯定地说 g I assure you that you are wrong .o I assure you that the medicine cannot harm you .o Nothing can assure permanent happiness to assure sb of.向。。保证一定,肯定地向..说 I can assure you of my full support for your plan g He assures us of his ability to work to ensure: to make sure保证,使一定得到 to ensure sb sth. to ensure sth to sb to ensure that The book ensured his success g This medicine will ensure you a good nights sleep These documents ensure to you the authority you need i cannot ensure that he will be there in time to insure: make a contract that promises to pay a sum of money in case of accident loss death etc .s The old lady has insured her life g My house is insured against fire l2. to put sb to trouble:给某人造成麻烦,增添麻烦 g. I dont like putting you to so much trouble I am sorry for putting you to so much trouble .o I dont want to put you to a lot of trouble to ask/look for trouble: behave so as to cause trouble g What made you write such a letter? It was asking for trouble g Dont you go looking for trouble? to get into trouble: to be in trouble He is always getting into trouble with the police o get sb into trouble g If you do, you might get me into trouble to have trouble in doing: to have difficulty in doing Did you have much in finding the house? I have some trouble in read ing the letter. to take trouble over sth: to take trouble to do sth use much care and effort in doing sth ver his wo He has taken end less trouble to make a success of our picnic They took a lot of trouble to find the right person for the job 13 to insist on to order strongly坚持要求,一定要 insist on an answer. g He insisted on a second message being sent She insisted on lend ing them a carto involve: have as a necessary result ❖ To accept this work involves living in London. ❖ Housework involves cooking, washing dishes, sweeping and cleaning. ❖ The plan involves the co-operation of both young and old. 11.to assure(sb that)…to cause sb to be sure 向谁保证，肯定地说 ❖ I assure you that you are wrong. ❖ I assure you that the medicine cannot harm you. ❖ Nothing can assure permanent happiness. to assure sb of…向。。。保证一定，肯定地向…说 ❖ I can assure you of my full support for your plan. ❖ He assures us of his ability to work. to ensure: to make sure 保证，使一定得到 to ensure sb sth. to ensure sth to sb to ensure that ❖ The book ensured his success. ❖ This medicine will ensure you a good night’s sleep. ❖ These documents ensure to you the authority you need ❖ I cannot ensure that he will be there in time. . to insure: make a contract that promises to pay a sum of money in case of accident, loss, death etc. ❖ The old lady has insured her life. ❖ My house is insured against fire. 12.to put sb to trouble:给某人造成麻烦，增添麻烦 ❖ I don’t like putting you to so much trouble. ❖ I am sorry for putting you to so much trouble. ❖ I don’t want to put you to a lot of trouble. to ask/look for trouble: behave so as to cause trouble ❖ What made you write such a letter? It was asking for trouble. ❖ Don’t you go looking for trouble? to get into trouble: to be in trouble ❖ He is always getting into trouble with the police. to get sb into trouble ❖ If you do, you might get me into trouble. to have trouble in doing: to have difficulty in doing ❖ Did you have much in finding the house? I have some trouble in reading the letter. ❖ to take trouble over sth; to take trouble to do sth: use much care and effort in doing sth ❖ He should take more trouble over his work. ❖ He has taken endless trouble to make a success of our picnic. ❖ They took a lot of trouble to find the right person for the job. 13.to insist on :to order strongly 坚持要求，一定要 ❖ I insist on an answer. ❖ He insisted on a second message being sent. ❖ She insisted on lending them a car