The BBC has just successfully demonstrated a new digital radio______system.

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问题 The BBC has just successfully demonstrated a new digital radio______system.

选项 A、transaction
B、transition
C、transmission
D、transformation

答案C

解析名词辨析题。transaction表示“办理，处理；业务，交易”；transition表示“过渡；转变”；transmission表示“(信号、节目等的)传送；传播；发送”；transformation表示“完全改变；改观”。根据句意应选[C]。

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专业英语四级

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The BBC has just successfully demonstrated a new digital radio______system.

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A．右上腹绞痛，伴压痛、黄疸、Murphy征阳性B．脐周围阵痛，伴有压痛，肠鸣亢进，有肠型C．上腹压痛，板样强直，肝浊音界消失D．上腹部胀痛伴有胃型及拍水声E．胸骨下持续性钝痛，腹部体征正常急性肠梗阻

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