题目内容

A 16-year-old male student had been      infected with bird flu in Hunan province , the fourth case of  human bird flu found in China.
A.committedB.confirmedC.convincedD.considered
B
词义辨析。Commit犯罪,做错事;confirm确认,证实;convince说服,使确信; considere考虑。句意:湖南省一位十六岁的男生被确认感染了禽流感,这是在中国的第四例人类禽流感。故选B。
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