<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/1CF4Umk-B5Y6iLB6XVjsYnL2Ed1sGfodn/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/1RYEGjrCccFdy8ay6hOR-60C-Q9C24hPj/view" width="360"></iframe></td></tr><tr><td><iframe src="https://docs.google.com/forms/d/e/1FAIpQLSd_8fbi4SwG3rUEdS32x_BxjElfkLduroTro3GTHbpso7WKLg/viewform?embedded=true" width="360" height="580" frameborder="0" marginheight="0" marginwidth="0">Đang tải…</iframe><center><h3><font color="blue">Giáo viên: Hồng Hạnh </font> </h3></center></td></table></body></html>