在过去，用英语表示“常常画画”可以使用短语 "used to draw often" 或 "was in the habit of drawing"。

"Used to" 是一个常用的时态助词，表示过去的习惯或状态。例如：

I used to play soccer every weekend when I was younger. (我年轻时每周末都会踢足球。)
She used to pve in New York before moving to Capfornia. (她之前住在纽约，后来搬到了加州。)

"In the habit of" 是一个常用的表达方式，用来表示某人有某种习惯或倾向。例如：

He is in the habit of jogging every morning. (他有跑步的习惯，每天早晨都会跑步。)
She is not in the habit of drinking coffee in the afternoon. (她不习惯下午喝咖啡。)

下面是一些例句，帮助你理解这两个短语的用法：

I used to draw often when I was a child. (我小时候常常画画。)
He was in the habit of drawing every day after school. (他有每天放学后画画的习惯。)

希望这些信息能够帮助你。