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.
Migrant workers live (A) in substandard (B) unsanitary (C), and dilapidated housing and often are lacking (D) medical care.
A. workers live
B. substandard
C. unsanitary
D. are lacking
Đáp án D
Sửa are lacking -> lack