——_______?——I have a cold and I don't want to eat anything.
A:How are you
B:What can I do for you
C: What's the matter with you
D:How do you like it
下面是宏达超市甜点的价格表。
①立足整体,树立全局观念 ②着眼系统,选择最佳方案
③重视部分,学会统筹兼顾 ④关注要素,注意优化组合