1.Mark Twain wrote a book.2.My mother has bought a nice toy car for my twin brother.3.He connected the keyboard to the c

问题描述:

1.Mark Twain wrote a book.2.My mother has bought a nice toy car for my twin brother.3.He connected the keyboard to the computer a moment ago.4.Nancy designed that CD.5.Uncle Sam made a strang machine last week.6.Do you grow cotton in your hometown?7.Few people speak Japanese here.8.WE use stamps to send letters.9.Millie drew a dog on the blackboard.10.They sell printers in the shop.11.People in Australia speak English.12.Do you clean your clasroom every day?13.We grow tea in the south of China. 

1.The book was written by Mark Twain.
2.A nice toy car has been bought by my mother for my twin brother.
3.A moment ago,the keyboard was connected to the computer by him.
4.That CD was designed by Nancy.
5.A strange machine was made by Uncle Sam last week.
6.Is cotton grown by you in your hometown?
7.Japanese is spoken by few people here.
8.Stamps are used by us to send letters.
9.The dog was drawn by Millie on the blackboard.
10.Printers are sold by them in the shop.
11.English is spoken by the people in Australia.
12.Is your classroom cleaned by you every day?
13.Tea is grown by us in the south of China.