1.Tom usually learns English in the morning.(变为一般过去时)

问题描述:

1.Tom usually learns English in the morning.(变为一般过去时)
Tom usually learnsed English in the morning.
2.My father walked to work yesterday .(变否定句)
My father didn‘t walk to work yesterday .
3.She usually goes to school at 7 o'clock.(变一般疑问句)
Did she usually go to school at 7 o'clock.

第三句的标点符号是问号吧、
还有,对3里面的有usually了还用过去式表示很奇怪
一般来说、看见usually不是会用一般现在时么?