The frist class begin at eight O'The frist class begin at eight O'clOck(变一般疑问句)
问题描述:
The frist class begin at eight O'
The frist class begin at eight O'clOck(变一般疑问句)
答
The frist class begin at eight O'
The frist class begin at eight O'clOck(变一般疑问句)