what is this ?lt’s a sheep 改为复数形式

what is this ?lt’s a sheep 改为复数形式
the horses are black and white 对划线部分提问 （biack and white）
there are five people in my family 对划线部分提问 （five）
singing and drawing are my hobbies 对划线部分提问 （singing and drawing）
are there many new students in your school? 否定回答