用所給詞的適當形式填空,并說出它們在句中所作的成分.
1.John Snow was ____ (inspire) when he thought about helping ordinary people exposed to cholera.所作成分（ ）
2.He became ____ (interest) in two theories that possibly explained how cholera killed people 所作成分（ ）
3.He found that it came from the river____(pollute) by dirty water.所作成分（ ）
4.Mr Smith,____(tire) of the speech,started to read a ____(bore)novel.
所作成分（ ）（ ）