<html><head><title>Bài tập trắc nghiệm</title><meta charset="utf-8"></head><body><center><table border="0"><tr><th rowspan="3"><iframesrc="https://drive.google.com/file/d/1flPIvul7tAiSxX58ar7zNJ3KQfZ2AMiK/preview" width="1000" height="600" frameborder="0" marginheight="0"marginwidth="0">Đang tải...</iframe></th><td><iframe height="100" src="https://drive.google.com/file/d/1I-iE7CdB_MGY5qYyHgREPasGFANzNTNh/preview" width="360"></iframe></td><th></tr> <tr><td><iframesrc="https://docs.google.com/forms/d/e/1FAIpQLSewGZHrYQf1LVmIf4X_0wv3GgmYj5Bji1lFimFAEUmNQJ5QKA/viewform?embedded=true" width="360"height="580" frameborder="0" marginheight="0" marginwidth="0">Đangtải...</iframe><center><font color="blue">Giảng viên: Lai Khai Vinh </font></center></td></tr></table></center></body></html>