Peace be up on You
I think one of the best way to improve your spoken english is to try out tongue twisters. Dont worry, even native English speakers find the tongue-twisters on this page difficult to say quickly. Anyway, here you go (dare to take this challenge?) 
https://www.ecpod.com/#ecce1CE0rid:8242
https://www.ecpod.com/#ecce1CE0rid:8248
https://www.ecpod.com/#ecce1CE0rid:8253
https://www.ecpod.com/#ecce1CE0rid:8257
https://www.ecpod.com/#ecce1CE0rid:8244
https://www.ecpod.com/#ecce1CE0rid:8246
Well.....Waiting to hear how You did
Your 
Smarty girl