They gave a(n)________broadcast while the performances were in process on the stage.

My father enjoys his spare time by reading newspapers or________to music.

__________ you work harder than before, you will pass this exam.

____ H1N1 flu from spreading, our government has taken some effective measures.

With the price _______ so quickly, I find 1,000 yuan a month can hardly cover the cost of living.

When asked to make an apology, he          his head and said.“Apology? Why?”

—How about getting a part-time job during the summer holidays?

—            , but I have promised to visit my cousin in Japan.

Receiving the report that the plane crashed, the government took measures        .

Newton was sitting under an apple tree ______ an apple fell onto his head.

The clock has just _________ twelve. All the teachers should stop _________ and let the students have a rest.