题目内容
将DRC与官方汇率(影子汇率)比较，若比值DRCR＞1，则说明该产品的生产贸易活动具有竞争力(比较优势)，反之则不具备。()
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Section A
Directions: In this section, you will hear 8 short conversations and 2 long conversations. At the end of each conversation, one or more questions will be asked about what was said. Both the conversation and the questions will be spoken only once. After each question there will be a pause. During the pause, you must read the four choices marked A, B, C and D, and decide which is the best answer.
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