问题
选择题
The officials have expressed ________ over the safety of the mine workers trapped in the mine．
A．appetite
B．wealth
C．reward
D．concern
答案
答案：D
词义辨析题。 句意：政府官员表达了对矿难被困工人安全的担忧。A．appetite 口味 B．wealth 健康 C．reward酬劳D．concern 担忧根据语境选D
