stay away fron that tall building

stay away fron that tall building That sign on the building means Danger.You should stay away. Stay , building , you , away , must , from , the . That tall boy is fron America.His name is John.Do you know h The children must（ ） (stay) away from the building You must stay away from the building.一般疑问句 You must stay away from the building改一般疑问句 YOU must stay away from the building是什么意思啊 Which building is tall ,this one or that one? 把tall in that live they building连成一个句子 at present technology is developing fast that tall building building is three times as tall as that one