timkiem hundred years starship

Choose one facility which was not available twenty years ago and write a short description of how students in the past studied without that facility. Choose one facility which was not available twenty years ago and write a short description of how students in the past studied without that facility. (Chọn một cơ sở vật chất không được sử dụng cách đây 20 năm rồi Xếp hạng: 2,3 · 3 phiếu bầu