题目

—The children here can receive a good________now.—Yes, A lot of experienced teachers have been sent here.A.education B.decision C.idea D.instruction 答案：【答案】A【解析】句意：——这儿的孩子现在能受到良好的教育。——是的。这里分配了很多有经验的老师。考查名词辨析。education教育；decision决定；idea主意，想法；instruction命令，指示。根据答语“A lot of experienced teachers have been sent here.”可知这里已经分配了许多有经验的老师。所以这儿的孩子可在△ABC中，（a+c）（a-c）=b（b+c），则A=（ ）A．30°B．60°C．120°D．150°