My older male cousin was very happy and undertake to have a trip with me!

我的表兄非常开心，他承诺带着我一同去旅行。

Liu is about the same age as my youngest male cousin but will soon graduate with a Ph. D degree in one or two years, which is really impressive.

小刘同学跟我表弟差不多大，但是再过一两年就要拿到博士学位了，很是了不起。