I woke up at mid-night and went to the toiletbathroom, but I couldn't fall asleep anymorefter that.

I went hiking today with several traveller livs staying inat the hotel.

The other commenter deleted an 'l' from traveller, but since you use British spelling it's actually correct.

I was so happy, but there was something unhappy but unimportant that had happened though.

I hadve done many things today.

There was sSomething unfortunate happened in my friend's family, so she wouldill go home tomorrow.

Put the other sentence about this right above this one instead of behind these other two sentences.

I was'm wondering whether I would stay one more day because there was going. There are no more vacations this term, and I hadve to work on 7th this month.

I woke up at mid-night and went to the toilet, but I couldn't fall asleep anymore.

I went hiking today with several travellers living in the hotel.

I was so happy, there was s. Something unhappysad but unimportant happened, though.

I had donedid many things today.

There was sSomething unfortunate happened in my friend's family, so she wouldill go home tomorrow.

I was wondering whether I would stay one more day because there was's not going nto be anymore vacation this term, and I hadve to work on the 7th this month.