<html><head><title>Bài tập trắc nghiệm</title><meta charset="utf-8"></head><body><center><table border="0"><tr><th><iframe src="https://vuhuueduvn-my.sharepoint.com/:b:/g/personal/phvdunghd_tmt_edu_vn/EX6F7JA1otNPmImExmO0QGIBLQu1o_2EUxo7Nf_YJeCMvQ?e=JMsfgz" width="1000" height="600" frameborder="0" marginheight="0" marginwidth="0">Đang tải…</iframe></th><th><iframe src="https://docs.google.com/forms/d/e/1FAIpQLSdd8hLIj3y6BeFLTgYUOrWD9-mCyqE_jX2xfGRg8GDvSQAkRA/viewform?usp=sf_link" width="360" height="580" frameborder="0" marginheight="0" marginwidth="0">Đang tải…</iframe><center><font color="blue">Thiết kế: Phạm văn Thủy </font></center></th></tr></table></center></body></html>