重点讲解:
1.worried about为…担心
If you work in an American manufacturing company today, you should be worried about your job.
如果今天你在一家美国制造企业上班,你应该会担心你的工作 。
2.be supposed to应该
Therefore in implements the multimedia teaching in the process to be supposed to pay attention to some questions.
所以在实施多媒体教学的过程中应该注意一些问题 。