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- 题目分类：英语
- 题目类型：单选题
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请在47处填写答案。（ ）
请在47处填写答案。（ ）
请在40处填写答案。（ ）
请在40处填写答案。（ ）
The company has changed some of its working practices ______
The company has changed some of its working practices __________ complaints and
--I had thought he would be nervous in this speech competiti
--I had thought he would be nervous in this speech competition, but he turned ou
根据以下材料，回答题：What is the conversation mainly about?（ ）
根据以下材料，回答题：What is the conversation mainly about?（ ）