4.Look at the picture marked No.4 in your textbook.
4.請看你課本中的第四幅圖片。
A. The bus has pulled off the road.
A. 公共汽車停在路邊。
B. The bus is about to leave.
B. 公共汽車正要開走。
C. The road is crowded with many cars.
C. 路上車很擁擠。
D. A pedestrian is crossing the street.
D. 一個行人正在過馬路。