Mark the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions.

Câu hỏi

The poor old man is unable to explain what was going on to his family.

A. is unable

B. explain what

C. going on

D. his

Đáp án
A. is unable

Câu hỏi thuộc Bài tập:

[070] - LỖI VỀ THÌ 1 (Câu 47) - Bộ bài tập theo từng câu hỏi bám sát cấu trúc đề minh họa 2024