P3 1-2 一、听一听，勾出正确的图片并涂颜色。

1. B: What colour is the dress? G: It’s yellow.

2. B: What colour are the socks? G: They are green.

3. G: What colour is the ruler? B: It’s blue.

4. G: What colour is the schoolbag? B: It’s red and white.