Как читается) 31 october is halloween.In the evening there are lost of halloween parties.Some children follow the American custom called Trick or treat.And one person tells a scary story in a low voice

31 october is halloween. 
ðə ˈθɜːti-fɜːst ɒv ɒkˈtəʊbər ɪz ˌhæləʊˈiːn. 

In the evening there are lost of halloween parties.
ɪn ði ˈiːvnɪŋ ðeər ɑː lɒst ɒv ˌhæləʊˈiːn ˈpɑːtiz. 

Some children follow the American custom called Trick or treat.
sʌm ˈʧɪldrən ˈfɒləʊ ði əˈmɛrɪkən ˈkʌstəm kɔːld trɪk ɔː triːt. 

And one person tells a scary story in a low voice.
ænd wʌn ˈpɜːsn tɛlz ə ˈskeəri ˈstɔːri ɪn ə ləʊ vɔɪs