Ex1. Rewrite the sentences without changing the meanings. 1.We will use less electricity in the future. => Less electricity ....................................................................................... 2. How heavy is this big bag ? => What ....................................................................................................... 3. It took me an hour to walk to work yesterday? => I spent .................................................................................................... 4. You shouldn't eat too much fat food. => You'd ………………………………………………………………..... 5. . Although he studied hard, he didn’t pass the exam => Despite ......................................................................................................................... 6. .My children will turn off the lights before going to bed. => The lights ....................................................................................................................... 7. Although he was tired, he finished his homework. => In spite of………………………….…………………………………………… 8. They built thịs building in 1850. => This building……………………………..…………………………………………