完形填空。
LiMing: Father, thMay, myclassmate.May, 1__________ ismyfather.
May: Howdoyoudo,2__________ Li?
Father: Howdoyoudo?Sit3__________, please.
May:4__________.
Father:5__________pleasure.
( ) 1. A. that
( ) 2. A. Miss
( ) 3. A. down
( ) 4. A. Great
( ) 5. A. My B. it
B. Sir
B. up
B. Thanks
B. It C. this
C. Lao
C. in
C. OK
C. I D. he
D. Mr.
D. on
D. Fine
D. Me