THE CHILD WAS _______ BY A LORRY ON THE SAFETY CROSSING IN THE MAI...

27. The child was _______ by a lorry on the safety crossing in the main street.

A. Knocked out B. knocked down C. run out D. run across

Lưu ý: Knock sb down : xô ngã và knock sb out : hạ đo ván, làm bất tỉnh