改错。
1. 这是一本英语书。
This is a English book.
2. 这是什么?是书包。
What's this? It's bag.
3. 那个用英语怎么说?
What's that English?
4. 这是苹果,那是梨。
This's an apple. That's a pear.
5. 那不是我的自行车。
That not is my bike.
6. 这是你的闹钟吗?不是。
Is this your clock? No, it's no.
7. 它是一辆日本小汽车。
It's a japanese car.
8. 那是我的铅笔盒。
That is my a pencil-box.