小学英语新起点二年级上册 Unit 3 Parks What’s this ?What’s this ?It’s a ________.It’s a ________.duckduckThere is a duck in the park.What’s this ?What’s this ?It’s a ________.It’s a ________.flowerflowerThere is a flower in the park.What’s this ?What’s this ?It’s a ________.It’s ...