41名同学排成一排,按“一、二、一、二…”报数,报”二”的人全部退出,队里最后会剩下多少人?
21人
21世纪知识门类激增,大量的边缘学科涌现,知识更新周期不断缩短,信息化特征明显,21世纪是一个终身学习的时代。终身学习[ ]
A、就是终身在学校学习
B、就一定会有创新精神
C、既是个人可持续发展的要求,也是社会发展的必然要求
D、是艰苦奋斗的集中表现
补全对话 从方框中所给的选项中选择正确的句子补全以下对话。(10分)
Students: Good morning, Miss Lin.
Miss Lin: 小题1: Today, we'll talk about a new bird flu. It has hit some Chinese cities.
Monitor: 小题2:
Miss Lin: Yes, it is. It's reported that about 35 people have been ill.
Monitor: 小题3:
Miss Lin: We should keep away from animals. And we ought to wash our hands correctly.
Monitor: 小题4:
Miss Lin: It should take at least 20 seconds each time. 小题5: See a doctor at once if you have a high fever or have trouble breathing.