我不晓得是否能及时赶上火车”英语怎么说

I'm not sure weather I should catch the train in time.
(我也不是很确定的啊。。错了不要打我~~)

I don't know whether I can catch the train.

I don't know if(whether) I can catch the train(on time).

I'm wondering（可译为不知道）if I can catch the train on time.

I don't know if I can catch the train in time