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A school boy wants to ask for two days off, but he has only learned the phrase(短语)“have a day off”．He thinks 1 and then he has an 2 ．
He comes to the teacher’s office and says, “My mother is ill．May I have a day off, sir?” “Of course, you can, ” replies the teacher at once．
The boy walks away．As soon 3 he is out of the room, he turns back and knocks 4 the teacher’s door 5 “May I have a day off again?” he asks．
The teacher is very 6 ．“Didn’t you say it 7 ?”
“Yes, sir．But I can’t be here the day after tomorrow, either．”
The teacher 8 him and cannot help laughing．He says 9 a smile, “Why 10 you say ‘May I have two days off?’”
