Do you know how rice first came to China？ There is an old Chinese story
（1） is about little girl who went out to fish． There was famine（饥荒）and everybody was very （2） /'hʌŋgrɪ/．
The little girl felt her net growing heavy and was very happy． However， it was the King of Frogs（青蛙）that she（3） /kɔ： t/．The frog told her to hold out her fishing net to the sun's rays and he would sing（4） magic song．The little girl followed his instructions．She was（5） （great）surprised to see the rays of sunshine falling through the net． And they were changed （6） golden grains（谷粒）of rice． The first rice was thought to arrive in this way．
We do not know whether this story is true， but it tells （7） （we）that rice has the same value as gold to the Chinese． Rice （8） （be）always the main food for the Chinese．For centuries， much land has been devoted（奉献）to rice﹣planting and many Chinese people are （9） （farmer）， who work very hard for each grain．
It's important to （10） /seɪv/ food and say no to waste． After all， waste not， want not．
老师们对学生们的成就感到非常骄傲．
Teachers great in their students'achievements．
越来越多的人喜欢观看《朗读者》这个节目．
More and more people the program The Reader．
Sam visits his grandfather every week？（改为一般疑问句）
Sam his grandfather every week？
Fiona didn't stay at home last Sunday．She went shopping，instead．（合并为一句）
Fiona went shopping last Sunday staying at home．
Tom has been to the US before．（改为否定句）
Tom to the US before．