Unit 1 Public signsPeriod 5 1. 堂(表)兄弟,堂(表)姐妹第一单元知识点cousin亲兄弟brother亲姐妹sister2. must 必须 should 应该 shouldn’t 不应该 后面加动词原形You shouldn’t _______ (park) your car here.park3. 捡起来 pick up把它捡起来 pick it up把它们捡起来 pick them up代词放中间 4. nearby附近放在句尾。There’s a school nearby.5. 有趣的 interesting 用在 be 动词后面或者名词前面。 an interesting book The book is interesting.