The letter she had been looking forward to _______ her yesterday.

His parents died when he was five, so he was _____ by his uncle.

 The time Dr. Wang has devoted _____ the disabled in the past five years is now considered_____of great value.

I lost my way in complete darkness and ,______ matter worse, it began to rain.

Before Tom left home, his mother kept telling him to  ____ his manners at the party.