giải hộ giùm mik đi, mình sẽ vote 5 sao ko cần giải thích 13. I think his new book is much ................................ than his last one. (boring) 14. Max finished the homework .......................... than anyone else in the class. (fast) 15. He doesn’t look as ..................................... as he used to. (happy)

<div class="content-answer-1 enable-event-click" style="overflow-x:auto;text-justify:inter-word;text-align:justify"><p><span>13. I think his new book is much<span style="text-decoration: underline;"><strong> more boring</strong> </span>than his last one.</span></p><br /><p><em><span style="text-decoration: underline;">⇒Tôi nghĩ cuốn sách mới của anh ấy nhàm chán hơn cuốn cũ.</span></em></p><br /><p>14. Max finished the homework<strong><span style="text-decoration: underline;"> is </span><span style="text-decoration: underline;"><strong>fast</strong>er</span></strong> than anyone else in the class.</p><br /><p><em><span style="text-decoration: underline;">⇒Max làm bài tập về nhà nhanh hơn bất kì ai trong lớp.</span></em></p><br /><p><span>15. He doesn’t look as <span style="text-decoration: underline;"><strong>happy</strong> </span>as he used to.</span></p><br /><p><em><span style="text-decoration: underline;">⇒Anh ấy trông không được vui vẻ như anh ấy đã từng.</span></em></p><br /><p><strong>Câu 13,14: Cấu trúc:</strong></p><br /><p><em><span style="text-decoration: underline;">Short Adj: S + to be + adj /adv+ er + than + Noun/ Pronoun</span></em><span style="text-decoration: underline;">  </span></p><br /><p><span style="text-decoration: underline;"><em>Long Adj: S + to be  + more + adj/adv + than + Noun/ Pronoun</em></span></p><br /><p><strong>Câu 15: Cấu trúc:</strong></p><br /><p><span style="text-decoration: underline;"><em>S1 + be + as + adj + as + S2.</em></span></p></div><div class="pt12"><div></div></div>