在354÷7中,估算时可以把354看成____,商大约是____。
小说写德拉和吉姆夫妇的爱情悲喜剧,却以“麦琪的礼物”为题的原因是什么?
猜猜下面说的是哪种小动物。
Its ears are long. Its eyes are small. Its mouth is small. Its tail is short. What is it?
____