Your question _____ he didn’t inform you earlier has not yet been answered, _____has aroused our curiosity.
---Why do you look worried?--- Jane left the company half a month ago. Her work ______ unfinished since.
The new policy is bound to benefit the public. That is why I’m _____ it.
Tom hasn’t been able to quit smoking, but at least he has ______.
So lucky was the bird that it just missed_____.
---Is this the first time you ______ Xi’an? --- No. But ______ here, the city wasn’t so modern.