please help me translate a chinese sentence..

The lesson today is a little difficult/hard,but I will make/grasp it.（这是对于单数的课）
The lessons today are a little difficult/hard,but I will make it/grasp the points.(这是对于复数的课)

Today's lesson(或the lesson of today)is kind of hard,(据我所知只能跟形容词,不知道楼上的用hardeR对不对,望高手指点)but I'll try my best to get it

今天的课有一些难,不过我会掌握的.The lesson today was a little difficult, but I can master it.

The lessons are some hard today.
But I will hold them.

Today's lesson is a little difficult, but I will grasp.

It is somewhat difficult about today's lesson, but I think I can digest that.