Câu hỏi: Mark the letter A, B, C, or D to indicate the word that differs from the other three in the position ofthe primary stress in each of the following questions.
A. biomass
B. geothermal
C. perseverance
D. Generosity
A. biomass
B. geothermal
C. perseverance
D. Generosity
A./ˈbaɪəʊmæs/ B. /ˌdʒiːəʊˈθɜːml/ C./ˌpɜːsəˈvɪərəns/ D./ˌdʒenəˈrɒsəti/
Đáp án A.