一支蜡烛燃烧后剩下半支，则剩下的蜡烛(   )

删除：把多余的词用斜线（\）划掉。

修改：在错的词下划一横线，并在该词下面写出修改后的词。

    I hardly remember my grandmother. She used to holding me on her knees and sing old songs. I was only four when she passes away. She is just a distant memory for me now.

    I remember my grandfather very much. He was tall, with broad shoulder and a beard that turned from black toward gray over the years. He had a deep voice, which set himself apart from others in our small town, he was strong and powerful. In a fact, he even scared my classmates away during they came over to play or do homework with me. However, he was the gentlest man I have never known.

如图，正方形ABCD边长为2，以直线AB为轴，将正方形旋转一周，所得圆柱的主视图（正视图）的周长是____ 

史学家在评论1832年英国议会选举制度改革时说：“英国比欧洲任何国家也许更接近于革命”。这说明作者（   ）