民办学校为学生在校学习期间提供方便而代收代管的费用，应遵循的原则为（）。

A 10% increase is already too much, and I' m here to persuade the Union to see reason.
B. I hope that strikes should be banned in all sectors relating to the nation' s security and stability.
C. We will never go back to work until our goals are achieved.
D. I think that the government should give in to the electricity worker' s demands.
E. I strongly suggest that all the power stations should be run by the army and that the strikers should be put into prison.
F. I must make you clear that strikes will destroy the economy and that many people will lose their jobs.
G. We are forced to call a strike because the government rejected our wage claim.

A. When you get up
B. Where you stand while waiting to cross a road
C. Where you walk
D. Where you sit on a bus and how you travel
E. When you go to bed
F. When pollution levels rise and fall

A. the volunteers do
B. because she does not have a weight problem
C. because the life there can be very boring
D. make people overeat
E. because she was her own boss
F. after passing a high-protein test