There is a big library in our city. There are more than twice ten years ago.
The letter is from my sister, ______is working in Beijing.
—I‘d like a pen which _________ well.—Will this one _________?
It was not until liberation that _________ to his hometown.
—Why not go out for a walk before breakfast? —Oh,yes. _________ is my favorite time of day.
—I failed again. I wish I _________ harder.—But you _________.