外研版一年级起点 - 六年级下册 - Unit 2 Some children are jumping in the river.

外研版一年级起点 - 六年级下册 - Unit 2 Some children are jumping in the river.

外研版一年级起点 - 六年级下册 - Unit 2 Some children are jumping in the river.

外研版一年级起点 - 六年级下册 - Unit 2 Some children are jumping in the river.

外研版一年级起点 - 六年级下册 - Unit 2 Some children are jumping in the river.

外研版一年级起点 - 六年级下册 - Unit 2 Some children are jumping in the river.

外研版一年级起点 - 六年级下册 - Unit 2 Some children are jumping in the river.

外研版一年级起点 - 六年级下册 - Unit 2 Some children are jumping in the river.

外研版一年级起点 - 六年级下册 - Unit 2 Some children are jumping in the river.

外研版一年级起点 - 六年级下册 - Unit 2 Some children are jumping in the river.