I've promised to keep it secret so I Can’t really tell you anything——what you know already.
__________ the main square, we saw a statue of about 15 meters in height.
It's the second time that I __________ in Beijing. What great changes! It's years since I __________ here last time.
My cousin graduated from a normal university ten years ago and __________ as a teacher ever since.
He asked __________ for the violin.
To get a better grade, you should __________ the notes again before the test.