The meeting is very important. We ____ be late.

 A. needn’t   B. can’t       C. may not     D. mustn’t

A. haven’t to　　　　　　　　　　    B.mustn’t　　　　　　　　　　 C.needn’t　　　　　　　　　　 D.weren’t

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　　Daniel's parents were worried 1 him. “He mustn't go through life making excuses all the time,” his father said. “Nobody will believe him. He won't be able to keep a job. No bright girl will marry 2 .”

　　 “I don't know 3 we can do,” said his mother.

　　 “I have a good 4 ,” his father said. “If this doesn't work, nothing will.”

　　The next day was Daniel's birthday. When he thought of gettins exciting presents, he couldn't wait. He woke up expecting his parents to wish him “Happy Birthday”, but all they said was “Good morning, Daniel. Hurry up, 5 you'll be late for school.” There were no presents, not even a card. He was very 6 .

　　 “Never mind”, he thought. “They'll give me a surprise after school.” But. they didn't. Finally, at dinner he said to his parents, “Today is 7 .”

　　 “Oh!” his father said. “So it is. I 8 .”

　　 “So did I.” his mother said.

　　 “How could you forget?” Daniel asked. “There must 9 a reason.

　　 “Well, yes,” his father said. “we have a really good excuse for forgetting your birthday, Daniel. We didn't remember your birthday 10 we were so busy.”

　　Poor Daniel. He never had a silly excuse for not doing something again!