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.
No sooner had she begun (A)to sing when(B) her audience began (C)to applaud and cheer so loudly.(D) she stopped and bowed.
A. begun
B. when
C. began
D. so loudly
Chọn B
Cấu trúc: no sooner… than…: ngay khi … thì… Nên sửa “when:-> “than”.