giúp mình với ----- Nội dung dịch tự động từ ảnh ----- IV. Rewrite sentences using (not) as 1. My electric bike is older than yours. (new) ... 2. My luggage is lighter than hers. (heavy) 3. Your car is cheaper than mine. (expensive) 4. Train and bus tickets are both cheap. (cheap) 5. Going by plane is faster than going by train. (fast) 6. My suitcase is the same size as his. (big)