<html><head><title>Bài tập trắc nghiệm</title><meta charset="utf-8"/><meta name="viewport" content="width=device-width, initial-scale=1.0"><style></style></head><body><table border="1" style="width:100%"><tr><th rowspan="3"><iframe src="https://drive.google.com/file/d/1gENmSkMntZFjkvgvsZVr1HzjhTSbYrD1/preview" width="900" height="700" frameborder="0" marginheight="0" marginwidth="0">Đang tải…</iframe></th><td><iframe height="100" src="https://drive.google.com/file/d/1Czz3KRZPtOx7p-FYs48B4S6Iku7e12GO/preview" width="360"></iframe></td></tr><tr><td><iframe src="https://docs.google.com/forms/d/e/1FAIpQLSdhUP-N7XkQBWkTqyRJ-MXhaf2OuycR_MPdJYu7zvrl6zgdrQ/viewform?usp=sf_link width="360" height="580" frameborder="0" marginheight="0" marginwidth="0">Đang tải…</iframe><center><h3><font color="blue">Giáo viên: Nguyễn Kim Hoàng </font> </h3></center></td></table></body></html>