the children packed their schoolbags,()their coats and went out.这个里面为什么不能填had on?had on的用法是什么,求详解life ()ups and downs,my friend,is fill of;is full of;is filled of;is full with应该填哪个?其他不能选的为

packed packed packed packed the car up 是什么意思 what's the packed lunch what's the meaning of gunpowder-packed? have you packed the beach towels yet 翻译the books are packed in newspapers I have packed the camera.When_____you_____it?A.have;packed B.do;pack C.already D.yet the gymnasaium was packed as Eric won the gold metal The children. The children 1.He packed the suitcase and left,and I looked after the children alone.2.Susie was too young to realize exactly what had happened,but through watching the other children,she knew it was something terrible.3.They fight each other,and at the same time 翻译：The train was packed with thousands of people. Have you packed the camera for you rtrip? 如何回答 because it is hard packed with snow in the winter They packed their clothes and started out on the road. See that the goods are packed as per your instruction.