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 1: Thanks to sheer hard work, the young entrepreneur has successfully managed to launch a magazine of his own.
A. hard work
B. successfully managed
C. launch
D. of his own
Câu 2: In many countries, the domestic automobile industries are so strongly protected that foreign cars are seen rarely there.
A. countries
B. automobile industries
C. automobile industries
D. seen rarely
Câu 3: Vaccines are one of the most important measures of prevention medicine to protect the population from diseases and infections.
A. are
B. measures
C. prevention
D. infections
A.
B.
C.
D.