Bộ 5 đề thi cuối kì 2 Tiếng Anh 9 Global Success có đáp án - Đề 3

As used in line 9, “the three R’s” means _________.

7/33

As used in line 9, “the three R’s” means _________.

replacement, reduction and refinement

reduce, reuse and recycle

rapid, reliable and repeatable

reading, writing and arithmetic

Giải thích

D