A:正数
B:零
C:负数
D:都有可能
— What a touching love story! The main character Song Joongki in the Korean drama Descendants of the sun(太阳的后裔)acts very well.
— Really? When _______ it?
蚯蚓的运动是仅靠刚毛完成的.(判断对错)
手拉手,找到好朋友。
长长的____ 树坑
硬硬的____ 鼻子
湿湿的____ 嘴巴