问题 多选题 从下面的单词中选出书包里的文具,将序号写在横线上。1. heavy 4. in 7. pencil10. pear 13. ruler2. sharpener5. eraser 8. crayon 11. pen14. long3. school6. my9. apple12. pencil-case15. big _______________________________________________________ 答案 2 5 7 8 11 12 13