四、知识点预习
【预习检测】
1 add 增加， 添加 ， 相加
If we add these numbers up , we’ll get 90. 将….相加
The fire is going out, would you add some wood? 添加
The heavy rain added to out difficulties. 增加
He adds the rock to his collection. 把….加到….
2 seem 好像，似乎，看来
He seems to understand the text. seem to do
The cloud seems like a bike.
