1、 在各种……之中，…… Among various kinds of …, … /= Of all the …, …

例︰在各种运动中我尤其喜欢慢跑。

Among various kinds of sports, I like jogging in particular.

2、 就我的看法……;我认为……

In my opinion, …

3、不用说…… It goes without saying that …

= (It is) needless to say (that) ….

= It is obvious that ….

例：不用说早睡早起是值得的。