----- Nội dung dịch tự động từ ảnh ----- 70 0 B. VOCABULARY AND GRAMMAR Reorder the letters to create meaningful words. ESTGREU (a movement of part of the body, especially a hand or the head to express an idea or meaning) EABDORKWN (a failure to exchange information in communication) NUEETIQTTE (the rules of "dos" and "don'ts" of online communication) VIDCEE (a piece of mechanical or electronic equipment.) TAPLEERGH (a system for transmitting messages from a distance along a wire) ASNTUR (the 6th planet from the Sun) ESAURFC (the outside part or uppermost layer of something)