Every student in our class are preparing for the coming English test.

Every student in our class are preparing for the coming English test.
Every student in our class are preparing for the coming English test.

Every student in our class are preparing for the coming English test.
我们班所有的同学都在为即将到来的英语考试做准备.

我们班的每个学生都正在为即将到来的英语考试作准备。
按照上面得做 : Do it according to the above.
也可以说： Do as the above .
above 在这儿是形容词，在其前加 the 表一类事/物

我们班的每个学生都在为即将到来的英语考试做准备。

我们班的每一个同学都在为即将到来的英语考试/测试 做准备。