13的分子加上2要使比值不变，分母也应加上2．______． 发布时间：2017-05-26 19:30 │ 来源：www.tikuol.com 题型：解答题 问题： 13的分子加上2要使比值不变，分母也应加上2．______．
题型：解答题 找出不同类的单词。( ) 1. A. number ( ) 2. A. rice ( ) 3. A. daughter ( ) 4. A. father ( ) 5. A. library ( ) 6. A. pretty ( ) 7. A. cake B. thirteenB. juice B. son B. mother B. school B. handsome B. candles C. six C. meat C. teacherC. son C. office C. beautiful C. gifts D. twelve D. chicken D. mother D. family D. hall D. tall D. rose 查看答案