將下列句子改為被動語態~!

题目

將下列句子改為被動語態~!
1.將下列句子改為被動語態： （1）.He wrote a letter this morning. (2).The management has not approved her plan. (3).We have sent for the doctor. (4).We must ship the goods before the end of september. (5).The murse takes good care of the children. (6).They gave him a warm welcome at railway station. 2.填空： （1）.It is said that the new copies of the book _____(print) . 用現在進行時. （2）.Our products_____(guarantee)for 3 years. 用一般現在時. （3）.The old house _________(pull)down next mouth. 用一般將來時. （4）.Many of the technigues df modern advertrhsing______(develop)in magazine ads. 用一般過去時. （5）.Two hundred more such house ______(build) next year .用一般將來時.

答案

The letter was written by him this morning.(2)Her plan has not been approved by the management.(3)The doctor has been sent for us .(4)The goods must be shipped by us before the end of september.(5)The children are taken good care of by the nurse.(6)He was given a warm welcome by them at railway station.2.(1)are being printed (2)are guaranteed (3)will be pulled (4)were developed (5)will be built