Indicate the word that differs from the other three in the position of primary stress: preservation, sustainable, environment, facility

* Hướng dẫn giải

Đáp án A

Preservation (n) /ˌprezəˈveɪʃn/: bảo tồn, gìn giữ

Sustainable (adj) /səˈsteɪnəbl/: bền vững

Environment (n) /ɪnˈvaɪrənmənt/: môi trường

Facility (n) /fəˈsɪləti/: trang thiết bị