名校最新大学英语四级阅读精讲的系列讲义：(145)_大学英语阅读

　　Efficiency is the by-product of comfort, Dr. Tichauer believes, and his new designs for traditional tools have proved his point.

　　1. What are involved in the design of a new tool according to the passage?

　　A) Electronic instruments and a regular tool.

　　B) A human guinea pig and a regular tool.

　　C) Electronic instruments and a human guinea pig .

　　D) Electronic instruments, a human guinea pig and a regular tool.

　　2. From the passage we know that joints and muscles perform best when __________________.

　　A) they are twisted and stretched

　　B) they are in their normal positions

　　C) they are tested with a human guinea pig

　　D) they are tested with electronic instruments

　　3. A myograph is an electronic instrument that ________________.

　　A) is able to design new tools

　　B) measures the amount of energy used

　　C) enable people to see the muscular movements

　　D) visualizes electrical signals

　　4. It can be inferred from the passage that ________________.

　　A) a stepladder used to have four legs.

　　B)it is dangerous to use tools

　　C) a tripod is safer in a tool design

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