怎样改成简单句或从句?Soon afterwards,the balloon began to descend and it landed near an airfield.

怎样改成简单句或从句?Soon afterwards,the balloon began to descend and it landed near an airfield. 怎样改成简单句或从句?He said that someone might be spying on the station and the pilot was ordered to keep track of ther strange object. 把第二个简单句改成定语从句 把第一个简单句改成定语从句 定语从句怎样变成简单句 怎样改成从句或是简单句?He informed the station at once,but no one there was able to explain the mystery. 怎么把下列句子改为简单句(或 结果状语从句 或 目的状语从句) 怎样把if引导的从句改为简单句 简单句如何转变成从句? 怎样改成比喻句 怎样改成同义句 怎样简单分辨各种从句 Sarah is helpful at home.(改成否定句)有简单的规律或方法更好, 怎样将两个简单句合并成带定语从句的复合句 宾语从句改为简单句 怎样改,请附加例句讲解一下, why,引导的定语从句怎样还原成两个简单句? 所有从句都可以改成简单句么?例如这个句子怎么改成简单句?.For several hundred years,cases have been reported of children who have been reared in the wild by animals kept isolated from all social contact He will go there soon(改成同义句)急He（）()there soon