变否定句和疑问句!~~~

1.we didn't go to the part last Sunday.
2.i didn't play basketball yesterday.
3.My mother didn't watch Tv last night.
4.My father didn't buy me a pen last week.
I wasn't happy yesterday.
都只是对一般过去式陈述句的否定。就是借助于助动词，did, was 或者were加上not,将其后的动词变为原形即可。

疑问句：
1。Did we go to the part last Sunday?
2.Did you play basketball yesterday?
3.Did my mother watch Tv last night?
4.Did my father buy me a pen last week?
5.was you happy yesterday?