Choose the correct item. 1. Computers more and more efficient. A are becomingB becomeC is becoming D became 2. Paul to Tina when I saw him. A is talking B was talking C talks D were talking 3. Sam to school every day. A was walking B is walking C walk D walks 4. We to Austria last winter. A have gone B went C go D were going 5. The bank by the time I got there. A closes B closed C had closed D have closed 6. Tina while Bob was watering the plants. A cooked B was cooking C has been cooking D has cooked​