It may not be a great suggestion.But before________is put forward，we’ll make do with it.

Not until he left his home _____ to know how important the family was for him.

Can you give me an example toshow how the AAA model

To enjoy the scenery, Sara would spend long hours on the train _______ travel by air.[ ]

We often take part in after class activities（活动）. I like to play ____ basketball , but my brother likes to play ____ guitar .