----- Nội dung dịch tự động từ ảnh ----- me to sit down in front of the computer screen. I did not know what it was didn't know what VDU was, but I He was very helpful. He (1). called. When I asked him what it was, he said that it was a VDU. I (2) was too shy to ask him anymore. From that moment my memory' (3). lot of things that I really didn't understand at all. After a few lessons, I began to feel tired. I made an (4) to learn because he told me a saying that I had a headache. I suggested we should leave the lesson for another day. Since then I haven't said (5). about the computer to my son and my secretary.