Bài tập cấu trúc Be able to Duy Anh Mai - June 21, 2022 0 Name Email 1. We are ... to survive without the sun. unable able be able None 2. He is able ... really fast. to running running to run None 3. Anna has ... to learn foreign languages since she was 3 years old. been able be able being able None 4. They ... able to meet you yesterday because they have an urgent meeting. are aren't weren't None 5. These terms ...be discussed soon. are able to can be able to None 6. … you … to go out for dinner with me tomorrow. Be - able Are - able Will - able None 7. I don't understand this, so I ... to explain to you. were not able unable are not able None 8. That is so strange! Usually he learns very slowly, but today he ... understand very fast. is able to can could None Time's up