你通常花多长时间做家庭作业?how long does it often ( ) you( )do your homework?

问题描述:

你通常花多长时间做家庭作业?how long does it often ( ) you( )do your homework?

从这个句型出发,it takes sb.some time to do sth.,花费某人多长时间做某事.所以takes去掉s,两个空分别填 take 和to .