1. There'e two brothers. One lives on one side(边), and the other is on the other side. ______

Question

3. It lives in a case. When you want to write something, it can help you. ______
4. It walks all the time, but never(从不) leaves its place. ______
5. It can swim in the water. And it has got a tail(尾巴) and fins(鳍). ______
2. It is black when it's clean and white when it isn't clean. ______
1.When people say something, they can hear. But they can' t see each other(互相).

Answer 1

为你解答。
1 There're two brothers. One lives on one side(边), and the other is on the other side.
（ears，耳朵）

3. It lives in a case. When you want to write something, it can help you.
（pen，钢笔）

4. It walks all the time, but never(从不) leaves its place.
（clock，钟）

5. It can swim in the water. And it has got a tail(尾巴) and fins(鳍).
（fish，鱼）

2. It is black when it's clean and white when it isn't clean.
（blackboard，黑板）

1 When people say something, they can hear. But they can' t see each other(互相).
（ear，耳朵）