We were pretty disappointed with the quality of the food. A. highly B. rather C. extremely D. very

Giải thích: We were pretty disappointed with the quality of the food. (Chúng tôi khá thất vọng với chất lượng thực phẩm.)

A. highly (adv.): cao                                          B. rather (adv.): khá, hơi

C. extremely (adv.): cực kỳ                                                                    D. very (adv.): rất

Vậy pretty có nghĩa tương đồng với phương án B.