Giải giúp mình nhé ----- Nội dung dịch tự động từ ảnh ----- 17 Put the adjectives / adverbs in brackets into the correct form. 5 Dolphins are actually 1 Travelling by car is far... more expensive.... (expensive) than travelling by bus. (smart) than chimpanzees. 6 The Mona Lisa is 2 The Yangtze River Dolphin is one of (rare) mammals in the world. 3 Recycling is very (important) to help protect the environment. 4 I can't understand you. Can you please slow down and speak (clear)? (valuable) painting in the world. (difficult) to find 7 It is work in the countryside than in the city. 8 Jill was tired last night, so she went to bed (early) than usual.