"Shall" is appropriate in this sentence in English.
can anyone hear the ich?
Yes, why? He just says it fast.
^_^ i guess my ears are not trained enoguh to hear it
"ích" (Viet) hear like "it" (Eng). Maybe you expected: "ích" (Viet) hear like "each" (Eng)?
lợi ích 利益
My Vietnamese teacher here in Hanoi says it is too slurred. Not appropriate for students