---He was nearly drowned in a pool.  ---Oh, when was ___ exactly? --- It was in 1983 ____ he was swimming with his friends.

Don’t worry. It won’t be long ______we see each other again. 

Rather than            on a crowded bus, he always prefers           a bicycle．

-Your mum is very kind. -Yeah, My mum is pretty considerate, you know what_____  ,she always arranges everything around me. 

Using his hybrid rice, farmers are producing harvests          before.