3.Look at the picture marked NO.3 in your textbook.
3.看课本中标注着"3"的图片。
(A) They're building a snowman.
(A)他们在堆雪人。
(B) The traffic is very crowded.
(B)交通堵塞。
(C) He's riding a motorcycle.
(C)他在骑摩托车。
(D) The snow plow is clearing a path.
(D)铲雪机在清除路面的雪。