The pencil is long on the desk
铅笔在桌上放了很久
The pencil on the desk is long
桌上的铅笔很长the,desk,pencil,long,is,on,the他说连词成句哪个比较正确The long pencil is on the desk.这样比较符合你这道题所要求的水平。上面两句会比较难些。