英语翻译
1.He had to leave before lunch time.(翻译疑问句）
He had to leave before lunch time,_______ ________?
2.They have stayed in Los Angeles [since one month ago].(对框内提问）
_______ _______ _______they stayed in Los Angeles?
3.I have got plenty of information from the Internet.(否定句）
I_______ ________ _________information from the Internet.
4.It's a useful suggestion.(感叹句）
_______　_______useful suggestion it is!
5.Wuhan is in the centre of China.
Wuhan is in ______ ________.