A. Pronunciation: Stress in three-syllable adjectives and verbs Write the three-syllable adjectives or verbs below in the correct column, according to the stress pattern. digital expensive different astonished estimate wonderful advocate convenient practical effective hesitate understand electric creative excellent operate consider introduce remember calculate encourage oversell disappear imagine recommend

Giải thích:

`+` Ooo - nhấn âm `1`

`+` oOo - nhấn âm `2`

`+` ooO - nhấn âm `3` 

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\begin{array}{|c|c|c|}\hline \text{Ooo}&\text{oOo }&\text{ooO }\\\hline \text{digital}&\text{expensive}&\text{understand}\\\hline \text{different}&\text{astonished}&\text{introduce}\\\hline \text{estimate}&\text{convenient}&\text{oversell}\\\hline \text{wonderful}&\text{effective}&\text{disappear}\\\hline\text{advocate}&\text{electric}&\text{recommend}\\\hline\text{practical}&\text{creative}&\text{X}\\\hline\text{hesitate}&\text{consider}&\text{X}\\\hline\text{excellent}&\text{remember}&\text{X}\\\hline\text{operate}&\text{encourage}&\text{X}\\\hline\text{calculate}&\text{imagine}&\text{X}\\\hline\end{array}