三年级题少买12盒。5+1=6 72/6=12 买五盒送一盒，那么就是送一次就有了6盒。买72盒就送了72/6=12次，一次送一盒，12次就是12盒。
解答答案:D.考查疑问词.句意"--为什么你喜欢企鹅?--因为它们非常有趣.".A什么.什么时候.C哪里.D为什么.根据because因为,可知对原因提问用why.答案是D. 点评疑问词通常用来构成疑问句,要根据回答的具体内容进行选择,注意一些固定搭配,分清疑问词的用法. ...
My father enjoys bike riding.Ever since I was little, I've always loved going hiking with my dad. 36 , as I became a teenager, other things began to draw my 37 .Suddenly, it was important to do things with 38 .I saw my dad every evening at home.Why did I have to 39 my Sunday...