EX1 Complete the words. 1(mẫu) this keeps food and drinks cold : fridge 2 You can boil water in this : k_ _ _ _ _ 3 You use this so your mobile phone keeps working : c_ _ _ _ _ _ 4 This cleans your teeth very well : e_ _ _ _ _ _ _ t_ _ _ _ _ _ _ _ _ 5 You prepare hot meals on this : c_ _ _ _ _ 6 You clean clothes in this : w_ _ _ _ _ _ m_ _ _ _ _ _ GIÚP MÌNH LẸ !!!