Build a timed math quiz game, where the player must answer four random arithmetic problems within a specified time.

构建一个计时的数学测验游戏，在该游戏中，玩家必须在指定时间内回答四道随机的数学习题。

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The math quiz is on calculus, and I am really bad at it.

这次数学考试是关于微积分的，是我特别不擅长的部分。

I'm worried 实战 - SpeakingMax英语口语达人

I'm worried about the math quiz on Monday.

我很担心周一的数学考试。

I'm worried 实战 - SpeakingMax英语口语达人

We had a math quiz and nobody was prepared.

FORBES: A Simple Way to Get Any Point Across