Textbooks do not have "answers" because they are learning materials. You need the Teacher's Guide or the Workbook . The Workbook (活动本) has answers, but teachers rarely release the answer key. You can buy the P5 Higher Chinese Workbook Answer Key separately at Popular.
Introduction: The Leap to Primary 5 Higher Chinese P5 Higher Chinese Textbook Pdf
If you have purchased a legal eTextbook from MCEduHub, yes, you can print a single copy for personal use. If you don't own a license, no. Tell your child to check with the school's "Bookshop" – they often sell loose copies. Textbooks do not have "answers" because they are