句型转换
They had a good time in the park yesterday．(改为同义句)
They________ ________in the park yesterday．
Thousands of tourists visit this park every year．（改为被动语态）
This park by thousands of tourists．
Susan has little time to play， ？（完成反意疑问句）
I find it difficult to learn physics．（变成复合句）
I find to learn physics．
Now，more and more foreigners speak Chinese well．（变为被动语态）
Now，Chinese by more and more foreigners well．
It took him one and a half hours to finish the task．（变成同义句）
He one and a half hours the task．