th，2008is a special day，____, I think，that will beremembered by the Chinese forever

When the building burns, the firemen will arrive at once and ______ the fire.

Those_____ have caught H1N1 disease must be kept off from us.

________ his scientific work, he has no time to care for his family affairs, which his wife always complains about.[ ]

_____ he or you to come home? [ ]