1.by accident
2.took place
3.without doubt
4.by mistake
5.divided；into
6.Whom was it invented by?
7.What is the heated ice-cream scoop used for?
或What is the hot ice-cream scoop used for?
8.The book describes how tea plants were grown and used to make tea.
9.It is believed that tea was brought to Korea and Japan during the 6th and 7th centuries.
10.Basketball has become not only a sport to play,but it has also become a sport to watch.
1.shoes with special heels
2.the style of the shoes
3.come up with an invention
4.my pleasure
5.have a point
6.in our daily lives
7.the pioneers of different inventions
8.a Chinese ruler called Shen Nong
9.boil drinking water
10.produce a nice smell
11.mention Shen Nong
12.spread the popularity of tea
13.translate the book into different languages
望采纳，谢谢！