1.

material物质,  notice注意,  participate参与,  fall asleep入睡,  

participation参与,  pay attention注意,  speak up大声说,  especially特别. 

2.

Teacher Wang has made his own teaching materials.

王老师自己制作了教材。

I didn’t notice him leaving.

我没有注意到他离开了。

She didn’t participate in the conversation.

她没有参加谈话。

The baby still can’t fall asleep.

宝宝还是睡不着。

As a student, you should take more participation in the class.

作为一名学生，你应该更多地参与课堂活动。

We must pay attention to listening to the teacher on the class.

上课时我们必须注意听老师讲课。

Please speak up-we can’t hear you at the back.

请大声说，我们在后面听不见。

This car is quite small, especially if you have children.

这辆车相当小，尤其是如果你有孩子的话。

3.

Listening 1 P146-6.7: