我们为数学考试而学习。
On Sunday afternoon, I have to study for my math and biology test.
星期日下午，我必须为我的数学和生物考试而学习。
It is crucial that I study for the math test because it makes up 30% of the final exam.
我为数学考试复习很重要因为它占期末考试的30%。
I'm sorry. I have to study for a math test.
对不起，我得学习准备数学测试。
No thanks. I still need to study for our math test tomorrow. Have you studied already?
不了，谢谢！我还得准备明天的数学考试，你已经准备好了吗？
No thanks. I still need to study for our math test tomorrow. Have you studied already?
不了，谢谢！我还得准备明天的数学考试，你已经准备好了吗？
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