Rewrite these sentences using must, musntn't ,should, shouldn't ----- Nội dung dịch tự động từ ảnh ----- 1. You 2. You 3. It’s not a good idea to swim immediately after a meal. 4. It’s a good idea to listen to the weather forecast before going camping. 5. It’s good for you to take exercise every day. 6. It’s very important not to drink the water there. It will make you ill. 7. It’s not good to eat lots of sweets. 8. It’s against the rules to use your mobile phone in class.