把陈述句换成把字句
①我洗干净了红领巾。
②黄鹂吃了卷叶虫。
①我把红领巾洗干净了。②黄鹂把卷叶虫吃了。
不等式组x≤1x-12<x+1的解集在数轴上表示为( )
下列昆虫的生活史,属于完全变态发育的是( )
His father bought iPhone 6s for his mother as useful gift yesterday.