根据首字母提示补全单词（要快!）

根据首字母提示补全单词（要快!）1.Who was the first prize in the pianoc c____?2.I want to be a scientist in the f____.3.It"s going to rain.Please take an u___with you.4.Please say it a____.I can't hear you clearly5.I bought my mother a g_____ for her birthday