A-A+
What is the most important feature 0f the back
问题详情
What is the most important feature 0f the backpack invented by Lawrence C.Rome and his colleagues?
A.It produces electricity for electronic devices while the wearer walks.
B.It can be used as cell phones.GPS in the military actions or field studies.
C.It is small and convenient.
D.It is light and easy to carry. 请帮忙给出正确答案和分析,谢谢!
参考答案
正确答案:A
问题句说“Lawrencec.Rome及其同事们发明的背包的最重要的特性是什么?”,利用问题句中的特征词LawrenceC.Rome作为答案线索词,在文章中查找答案相关句:第二段的第一句说,Lawrencec.Rome及其同事们发明的这种背包,当背着背包走路时,会有电能产生;该段最后一句告诉我们,背包的这种性能可减少背包的重量,因为不必携带备用电池。结合这两句话内容判断A(当背着背包走路时,会有用于驱动电子设备的电能产生)是答案。