根据中文提示,写出单词的正确形式。 1. Look at the ________ (照相机). They are new. 2. They often have dinner at their _________ (祖父母) home. 3. There are _________ (十九) lovely toys in the box. 4. Whose trousers are these? They're ________. (他们的) 5. Do you have a Computer lesson on________ (星期四)? 6. How _________ (乐于助人的) our classmates are! 7. Don't be late ________. (再一次) 8. Messi is good at _________(得分) goals. Many people like to watch him. 9. Do you _________ (懂得) my words? 10. Sometimes they have dinner at the _________ (餐馆) near their school.