3 Read the text again. Are the sentences true or false? Correct the false ones. 1 Homo erectus used a logographic writing system. 2 The ancient Egyptians had three forms of writing. 3 The Egyptians carved hieroglyphs into stone. 4 The Ancient Greek alphabet only represented consonant sounds. 5 The Romans adapted their alphabet from hieroglyphics.​СРОЧНО ДАЮ 300 БАЛЛОВ!!!!!!!