题目内容
产业组织理论认为，决定某产业进入障碍的主要因素之一是()
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该省人口出生率在哪一段时间处于增加状态？
我国一些少数民族地区跨越封建社会和资本主义社会，从奴隶社会直接进入社会主义社会，这说明社会进步（）
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.
(12)
A．searchedB．livedC．learnedD．studied
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