按要求完成下列各题.
问题描述：
按要求完成下列各题.
1.What's the time?(同义句)
_____ _____ is it?
2.It's time for lunch.(同义句)
It's time ___ ___ ___.
3.This is a big library.(用 that 改写句子)
____ ____ a big library.
答
what time
to have lunch
that is