spend的用法及短语

　　例句：

　　I spend too much time watching television.

　　我看电视花的'时间太多。

　　They spend hours feeding on the ocean floor.

　　它们花几个小时在海底进食。

　　Businessmen spend enormous amounts advertising their products.

　　商人们花巨额资金为他们的产品做广告。