Nguyễn Khánh
01/01/1970
| Số câu hỏi | 0 |
| Số câu trả lời | 1 |
| Điểm | 7 |
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Hoạt động gần đây (2)
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Nguyễn Khánh đã đặt câu hỏi: Choose the best answer: I didn’t know that you were at home. I didn't visit you. Cách đây 3 năm
A. If I knew that you were at home, I would visit you.
B. If I had known that you were at home, I would have visited you.
C. If I knew that you had been at home, I would have visited you.
D. If I would know that you were at home, I visited you.
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Nguyễn Khánh đã trả lời trong câu hỏi: Tính đạo hàm y=x/(sin 2x+cos 2x) Cách đây 5 năm
<marquee>test</marquee>
