Đáp án D
Giải thích: trong câu gián tiếp phải lùi thì (quá khứ đơn lùi về quá khứ hoàn thành)
Dịch: Mary hỏi tôi liệu tuần trước tôi đã về thăm ông bà ngoại ở quê chưa.
Choose the underlined part that needs correction in the following questions.
When Peter came to my house, I did my homework last night.
Choose the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.
My son went to bed ________ he had done his homework.
Choose the word(s) OPPOSITE in meaning to the underlined word(s) the following questions.
The majority of Asian students reject the American view that marriage is a partnership of equals.