星期天,我到外婆家玩。在绿油油的菜田里,我学着给菜苗浇水、除草、捉虫。外婆笑眯眯地望着我。突然,我发现有一只虫子在菜苗上爬。虫子身上有一个圆圆的黑色“盔甲”,像罩子一样罩在身上,脖子和尖尖的头露在外面。我蹲下身仔细观察,发现它正在啃菜苗的根须。我一把抓去,说时迟 Sunday, I went to grandma's house to play. In the green fields, I learned to give seedlings watering, weeding, catch insects. Grandmother smiled at me. Suddenly, I found a bug crawling on the vegetable seedlings. The insect has a round black “armor”, covered like a cover, with his neck and pointed head exposed. I squat down carefully observed and found that it is eating the root of vegetable seedlings. I grabbed, said late