<html><head><title>Bài tập trắc nghiệm</title><meta charset="utf-8"/><head><body><center><table border="0"><tbody><tr><th><iframe src="https://docs.google.com/document/d/e/2PACX-1vTu9DKe9qLjf1fNYRM9JN3wex8HqOMD2GFaJkNCTZvI4UjJg_aP5C4IWlTcdDfnhQ/pub" width="1000" height="600" frameborder="0" marginheight="0" marginwidth="0">Đang tải…</iframe></th><th><iframe src="https://docs.google.com/forms/d/e/1FAIpQLSeGRjznUYiznW59ahyLLIvwxXDf-VJn2MM5E5HRRhZLkZ_JoA/viewform?usp=sf_link" width="360" height="580" frameborder="0" marginheight="0" marginwidth="0">Đang tải…</iframe><center><font color="blue">Code: Duong Nguyen Duc </font></center></th></tr></tbody></table></center></body></html>