city to city, Atwood thought there must be a better way to do them .可知在很多次令人疲惫的签名售书的活动以后，他认为应该有一个更好的方法。说明他想这样做是因为签名令人疲惫了。故D正确。

2. 【答案】B

【试题解析】细节题。根据第二段2,3,行Here's how it works: The author writes a personal message and signature on a computer tablet(手写板) using a special pen. On the receiving end, in another city, a robotic arm fitted with a regular pen signs the book.可知作者在一个城市里用一支特殊的笔写下签名，另外一个城市里的自动手臂会接受信号也写下同样的内容。故B正确。

3. 【答案】C

【试题解析】推理题。根据文章第三段第三句. The device went through several versions, including one that actually had smoke coming out of it.可知这个装置的发明经历了很多次失败，最后才成功。故C项正确。

4. 【答案】B

【试题解析】细节题。根据文章第四段2,3行It could increase credit card security and allow people to sign contracts from another province. The video exchange between signer and receiver can be recorded on DVD for proof when legal documents are used.可知这种技术可以应用在信用卡技术方面，以提高信用卡的安全性。故B正确。

5. 【答案】A

【试题解析】推理题。根据第六段最后一句But she said, "It will be possible to go to places that you never got sent to before because the publishers couldn't afford it."这会让作者有机会去更多你没有去过的地方，因为出版商不可能出钱让你去。说明他发明LongPen并不想结束book tours.，而是让作者有更多的机会到处走走。故A正确。

【长难句解析】

"It will be possible to go to places that you never got sent to before because the publishers couldn't afford it

【翻译】很可能让你去一些你以前从来没有被送去的地方，因为出版商无法承担得起。