句型转换。
1. His father coughs badly, so he must stop smoking. (同义句转换)
His father has a bad cough, so he must_______ _______smoking.
2. We don’t want to walk to the park. We will take a bus.(同义句转换)
We will take a bus to the park _______ _______ walking.
3. You mustn’t walk on the lawn.(改为祈使句)
________ ________ on the lawn.
4. Having healthy eating habits is necessary for your health.(同义句转换)
_________ is _________ for you ________ have healthy eating habit.
5. He looked after the old man.(同义句转换)
He ________ for the old man.
