6. What did people use before the computer was invented?
6. 在计算机发明之前人们使用的是什么？
People sent letters to each other for communication. People used calculators to add up figures?
人们用信件来交流，用计算机来计算。
7. Who wants to try new ideas?
7. 谁愿意尝试新事物？
Some people who can afford to buy new products are keen on new inventions. Young people also like to buy some fancy things?
有些能负担得起新事物的人喜欢新发明，年轻人也喜欢购买一些时尚的事物。
8. What should be done to promote new inventions?
8. 推广新发明需要做些什么？
People can be given free samples.They try first and then they pay the money. Advertisements also play an important role in promoting the new inventions?
可以给人们一些免费的样品，让人们先尝试再付款。广告也在推广新发明中起到了很重要的作用。
9. Do you think that modern invention is important in the countryside?
9. 您认为现代的发明在农村也同样重要吗？
It depends.Mobile phones are not useful for country people because there is no signal in the remote places but they can take photos with cameras.
依情况而定。手机在农村不实用，因为在偏远山区没有信号，不过他们可以使用相机来拍照。
10. Who is likely to make inventions?
10. 哪种人可以创造发明？
Some people are lazy and they don't want to do the housework. They can make gadgets which do the housework?
有些人很懒惰不愿意做家务，他们便制作一些可以做家务的工具。
11. In what field can you find the most inventions?
11. 在哪个领域发明最多？
In the medical field and military departments, there are a lot of new inventions. People always try to be powerful in medicine and wars.
在医学领域和军事领域有许多新发明，人们都尽力在医学和军事方面变得强大。