单选题：What is the conversation mainly about?

题目分类：公共英语五级
题目类型：单选题
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题目内容：

What is the conversation mainly about? A．Giving up smokin
B．Keeping fi
C．Doing exercise
D．Eating sweet

参考答案：

答案解析：

Write an article titled as “Knowledge Economy”. You should w

Write an article titled as “Knowledge Economy”. You should write it according to

分类：公共英语五级题型：单选题

·allows easy access to the back seats?

·allows easy access to the back seats?

分类：公共英语五级题型：单选题

·has a convenient way to extend the space for suitcases?

·has a convenient way to extend the space for suitcases?

分类：公共英语五级题型：单选题

第50题的正确答案是_____________.

第50题的正确答案是_____________.

分类：公共英语五级题型：单选题

From which field of science do we learn a lot about the plan

From which field of science do we learn a lot about the planets?

分类：公共英语五级题型：单选题