单选题：The word "thrift" in Paragraph 1 could be best replaced by

题目内容：

The word "thrift" in Paragraph 1 could be best replaced by ___________. A．one dollar
B．charity
C．first class
D．two dollars

参考答案：

答案解析：

Paragraph 2 ___________

Paragraph 2 ___________A．Ford's followers B．The assembly line C．Ford's great dre

分类：理工类题型：单选题

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The price of this machine is not reasonable.A．helpful B．kind C．fair D．effective

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What is the writer's attitude to robots in the future?A．Critical. B．Hostile. C．O

分类：理工类题型：单选题

分类：理工类题型：单选题