指出错误，把错误的序号写在题前括号中。-优题课

指出错误，把错误的序号写在题前括号中。

科目英语题型选择题难度中等

My school_____ at nine o’clock.
A. begins B.starts C .stars

Look ! Mingming is _______football.
A. play B .playing C. plays

They ______do morning exercises at home.
A. not B. don’t C.didn’t

Do you skip ______ the playground?
A. in B. at C. on

What time does school？
A. begins B. starts C. start