Bộ 20 đề thi Tiếng Anh vào 10 có đáp án cực hay (Đề 4)

I've been studying French since I have started high school.

5/40

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.

I've been studying French since I have started high school.

I've been studying

since

have started

high school

Giải thích

Đáp án C