Where are you most likely to see this sign?
(i) Approaching a railway crossing
(ii) Approaching a river
(iii) Approaching a tunnel
Keyboard: press A to D to answer and Enter for the next question. Your score is kept on this device only.
(i) Approaching a railway crossing
(ii) Approaching a river
(iii) Approaching a tunnel
Keyboard: press A to D to answer and Enter for the next question. Your score is kept on this device only.