1.the kaleidoscope depends on its curious and beautiful optical effects to a series of reflectionsنقل قول:
بعد از depend,عبارت on استفاده ميشه.
often called the first tobe father of modern bacteriology, Leeuwenhoek created microscopes
capable for seeing tiny bacteria
چون جمله معلوم است،تركيبش اينجوري مي شه .....+فعل + فاعل
tofel questions hah?peice of cake:27: