Not until the next morning _____ how serious the situ D．shehad realized

Our women athletes achieved great success in the Vancouver Olympic Winter Games．—Yes No one could perform _____, I think．

David often helps Sandy ___ her Maths, he shares his school things___ her.

Would you mind looking after my dog while I’m onholiday—____.

On the day I was to take the driving test, so ______ was I that I could not understand what I was