请从方框中选择正确的词组,用其适当的形式填空 pick up , cut up , be supposed to , after all, hang out , drop by , table manners , be used to, shake hands , dress up 1. You ask the teacher's permission if you want to leave the classroom. 2. You should when you meet someone for the first time. 3. whenever you're in the city. 4. He wrote to say they couldn’t give me a job . 5. She kept magazines and putting them down again. 6. I don't know about . in your country. 7. The boy getting up early. 8. Don't the apples. 9. My friends often in the mall. 10. The children in China during the Spring Festival.