usually在疑问句中一般不能放句尾
例句
1、
Children usually transfer to secondary school at 11 or 12.
儿童通常在11或12岁时升读中学。
2、
What time do you usually wake up in the morning?
通常你早晨几点钟醒
3、
We don't usually give presents to people at work.
我们一般不给在职职工送礼。
