--- I ____ so busily recently that I ____ no time to help you with your maths.---That’s OK. I can manage it by myself.
The cold smile on her face just kept us _______.
When we were young, my brother and I stay at home waiting for our mother every evening.
Do you think that bridge ______ 2,000 meters long? It doesn’t appear ______ long.
As far as we see, ______ is no possibility ______ he will win the tennis match this time.
Mo Yan had been awarded the 2012 Nobel Prize for literature made us very proud.