We should appreciate it if you would quote your best prices C.I.F. New York for the envelope openers （） in China Daily. ["advertising","advertise","advertised","advertise"]
机舱排水应急吸口阀平时保养的主要内容是（） ["清洁与放水试验","所接泵运行中加油活络","所接泵停止加油活络","反向放水冲洗"]
一般认为，贝多芬的顶峰之作是（） ["《第九（合唱）交响曲》","《第三（英雄）交响曲》","《第六（田园）交响曲》","《第五（命运）交响曲》"]
methodology
金属按腐蚀反应机理分为（）腐蚀。 ["化学","电化学","电偶"]
SatelliteDNA-卫星DNA
