You can't produce sounds your mouth isn't physically trained to make. This exercise focuses on the mechanics of speech.
To get the most out of any course, you must understand the key pillars of spoken English. True fluency requires mastering more than just individual letter sounds. You can't produce sounds your mouth isn't physically
You can't fix what you can't hear. Record yourself speaking and compare it to a native speaker. You can't produce sounds your mouth isn't physically