Tom: (1)__Have you heard_(you/hear) the news about, David?
Harriet: No,(2) ___What happend_(what/happen)?
Tom:(3) __He had_(he/have) an accident. When he was walking down some steps,(4)__he fell_(he/fall) and (5) _broke___(break) his leg.
Harriet : Oh, how awful! When (6) _did it happen__ (it/happen)?
Tom: Yesterday afternoon. Melanie (7)__told_(tell) me about last night.
Harriet: Last night! (8) _You knew__ (you/know) about it last night , and (9)__you did not tell_(you/not/tell) me!
Tom : Well, (10) _I did not see__(I/not/see) you last night. And(11) __I have not seen__(I/not/ see) you today, until now.
Harriet: Ihope he’s all right. (12) __he _have had_ (he/have) lots of accidents, you know.(13)__he did_(he /do) the same thing about tow years ago.