星期四我得学习，准备化学考试。

And I have to study for my chemistry test on Thursday.

youdao

周四我要学习准备化学考试。

I want to study for Thursday the chemistry exam.

youdao

他正临阵磨枪准备明天的化学考试呢。

He is cramming for the chemistry exam tomorrow.

youdao

我妈妈想让我为化学考试做准备。

My mother wants me to study for the chemistry test.

youdao

在周三我不得不为化学考试做准备。

On Wednesday I have to prepare for chemistry exam.

youdao

在周三我不得不为化学考试做准备。

On Wednesday I have to prepare for chemistry exam.

youdao