Mark the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction
Drug abuse has became one of America's most serious social problems.
A. has became
B. one of
C. most serious
D. social problems
Đáp án: A
Giải thích: Động từ thì hiện tại hoàn thành dạng “have/has Ved/V3”
Sửa: has became => has become
Dịch: Tệ nạn ma tuý đã trở thành một trong những vấn đề xã hội nghiêm trọng nhất của nước Mỹ.
Hughes, 26, a sports therapist, ____ 53 marathons in 53 days in 53 different UK cities.
Slums are urban areas that are _______ populated with substandard housing and very poor living conditions.
I was kept awake for most of the night by the ______ of a mosquito in my ear.
Mark the letter A, B, C or D to indicate the underlined part that needs correction
According to the results of a survey which conducted by a USA magazine, there isn't really a generation gap.
The main aim of the campaign is to raise __________ of the issues involved.
Indicate the underlined part that needs correction
Hoa flew to Paris to visit her grandma, so to see Eiffel Tower.
Alex dreams of going on tour – he's just waiting for his big ______ to get his foot in the door of the music industry.
Harry was offered a scholarship to study in Spain and he ______ the opportunity with both hands.