-Could you clean up the blackboard please?
-I am busy./I am sorry./I am pleasure.A：could you ( 1)(2) the black board, please?B: (3 ) i am (4)A: could you (5) the world "write"?B: yes W-R-I-T-EA: good ,please write (6) on the blackboard (7) are you doing now?B: i am writing A:right could you spell the world "writing"?B: let me see W-R-I-T-E-I-N-GA:you are (8) it is W-R-I-T-I-N-G you must take (9) "E"B: oh that is (10) thank you 原文1、come 2、 to3、sorry 4、 writing5、spell6、it7、What8、wrong9、off10、right