_____ China’s reform and opening up in late 1978, its quick development has aroused worldwide attention, which has made America anxious about it.
Grandpa is old, but he is still very ____.
I ____ my father ____ and he did so.
----The cake smells delicious. ---- ____.
----It's too late now. I think it's time for me to leave. ---- ____.
Is this school ____ you studied at ten years ago?