—Linda,the phone in your office can't be connected all the time.Why?—Oh,sorry,Miss Miles.The service________since last Wednesday.
Don’t forget the day ____ you were received into the Youth League.
I’ve finished writing the novel, ____ is to be published next month.
He returned home safe and sound after a fierce battle, ____ was unexpected.
____ we is known to all, English is not very difficult to learn.
The old man had three sons, all of ____ died during World War Ⅱ.