题目要求：假定你是B班班长，近来班内浪费现象极其严重，写一则通知，包含下列内容。
要点：
1．举例说明浪费现象；
2．呼吁各位养成节约的好习惯；
3．说明措施。
参考词汇：现象(phenomenon)；节约(th rift)。
注意：词数100个左右。

A. Assigning them tasks they have not dealt with before.
B. Assigning them missions which require inventiveness.
C. Giving them what they really deserve.
D. Giving them rewards they anticipate.

A. remake his daily schedule
B. overcome his laziness
C. get up earlier than usual
D. go to bed much earlier