THERE HAS BEEN NO DISCERNIBLE IMPROVEMENT IN THE NOISE LEVELS SINCE LO...

câu8: - BAI TAP TU DONG NGHIA TRAI NGHIA TRONG TIENG ANH CO DAP AN
BAI TAP TU DONG NGHIA TRAI NGHIA TRONG TIENG ANH CO DAP AN
Câu8:There has been no discernible improvement in the noise levels since lorries were banned. A. clear B. obvious C. thin D.insignificant