句子写作：”Happy Christmas “he said.
“Happy Christmas “he said, smiling and picking out two flowers.
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Whatarethekeyfeaturesofaresearchpaper?
句子写作：Thejudgehadahardtimedeciding___________________.
句子写作：HeisverybusypreparingIELTS.Hehasnotimetoplay.
在发生人感染H7N9禽流感确诊病例的县(区)内，应当在病例确诊后开展为期()的强化监测
句子写作：Thehouse____isstillstanding.