按要求改写下列句子。

1. She has to go home now. (改为否定句)  

She _____ _____ to go home now.  

2. They didn't talk any more in class. (改为同义句)  

They talked _____ _____ in class.  

3. I had to take a bus because it was too far. (就画线部分提问) 

 _____ _____ you have to take a bus ?  

4. David missed the early bus this morning. (改为同义句)  

David _____ _____the early bus this morning.

5. The boy is very strong, He can carry the heavy basket.(合并为一个句子)    

The boy is _____ _____ to carry the heavy basket.