句型转换。
1.There are a lot of sheep on the hill. (改为否定句)
There ________ ________sheep on the hill.
2. There is a lot of chocolate in the box.(改为否定句)
There ________ ________ chocolate in the box.
3. She studies for three years in America. (对划线部分提问)
________ ________ ________ she ________ in America?
4. This book isn't the same as that one. (改为同义句)
This book ________ ________ ________that one.
There are some________ between this book and that one.
