As Susan stared at ______ piles of plastic in her recycling bin, ______ strong sense of responsibility made her stick to her recycling work.
I was deeply impressed ________ the speech by the mayor of Shanghai before the final voting for EXPO 2010.
The meeting began two hours ago and because no decision _______, we will continue our discussion tomorrow.
Please read the _______ on the bottle and take the right amount of medicine.
He suddenly appeared on ____ rainy night, which was ____ great surprise to us.
The Great Wall is ________ place that millions of people pay a visit there every year.