Cho dạng đúng của tính từ trong ngoặc 1) It is _______ ( difficult) rule of all. 2) This actor is_________ ( famous) actor from Spain. 3) It could be considered to be one of ________ ( dangerous) reason leading to pollution. 4) Goods is going to be __________ ( expensive) during Tet holiday. 5) Where are the ______________ (nice) beaches in the country? 6) I bought the TV with the ________________ ( reasonable) price ever. 7) Who is _______________ ( famous) singer in the country? 8) Internet is one of ( important) _________________ inventions that changes humans'life. giúp mình với mình cho 40 điểm và câu trả lời hay nhất và cảm ơn nha