Maria:Jim,1.____ 2._____ my friend,David.David,3.____ 4.____

Maria:Jim,1.____ 2._____ my friend,David.David,3.____ 4.____ my brother,Jim.Jim:Nice to
meet you.David:Nice to meet you,too.Jim:How are you?David:7.____,thank you.Maria:David,8_____ Anna your sister?David:No,9_____isn't.She's my sister's 10._____friend.
补全对话