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试题详情及答案解析
She looked at the beautiful scarf and wondered          .
A.how much does it costB.how much it costs
C.how much did it costD.how much it cost
答案:D
试题分析:句意:她看着这个漂亮的围巾,想知道它值多少钱。此处考查疑问词引导的宾语从句,应该是疑问词+陈述句的语序,排除A和C;主句用了looked一般过去时,从句应用过去范围内的时态,故选D。
考点:考查音标的用法。