----- Nội dung dịch tự động từ ảnh ----- 30. That was a very old place for visit. В C D 31. I heard him to leave the house early this morning. A A D 32. All students were allowed coming in the class. A C D 33. This room is too small being in. В С A D 34. Approximately70 percent of all parents let their children to attend school. A C D 35: While I did my homework, I had a good idea. A B C D
