Chia đúng thì của động từ trong đoạn hội thoại giữa Tom và Harriet

Tom : ..................(you/hear) the news about David?
Harriet: No. ..................(what/happen) ?
Tom : ..................(he/have) an accident. When he was walking down some steps, ..................(he/fall) and ..................(break) in leg/
Harriet : Oh, how awful! When ..................(it/happen) ?
Tom : Yesterday afternoon. Melanie ..................(tell) me about it last night
Harriet : Last night! ..................(you/know) about it last night, and ..................(you/not/tell) me!
Tom : Well, ..................(I/not/see) you last night. And ..................(I/not/see) you today, until now
Harriet : I hope he's all right. ..................(he/have) lots of accidents, you know.
..................(he/do) the same things about two years ago