While that is a decision that you will have to make, realize that eventually you will have to take the time if you want to pass your math course.
不过到时候你就会下决心去做,你会知道你需要利用更多时间,如果你想通过数学测试的话。
If the decision is between a seventh grader taking an extra math class to make him or her ready for algebra or taking an art elective, I would be hard-pressed to not pick the extra math class.
如果我是一个7年级生,要我在修一门额外的数学课程来为日后的代数课程做准备,和在修一门艺术课程里面做选择,那么我会感到巨大的压力如果我不选前者。
It is the key of decision support in information system to make management process described in math and optimized.
信息系统决策支持的关键是要解决管理过程的数学描述和最优化问题。
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