Did it ever occur to you you would give up the plan to go abroad?
Is this the first time you_______ Beijing?
His singing career began to ______ in the late 1990s.
Tsinghua University, ______ in 1911, is home to a great number of outstanding figures.
__________ you know, this is the day the quake happened
I hate ______ when the weather becomes freezing cold because there is no heater inside.