----- Nội dung dịch tự động từ ảnh ----- Exercise 2. Fill in each blank with a word from the box. light roads different cross or rend together change green traffic Traffic lights, or traffic signals, are lights used to control the movement of (1) at intersections and crossings. The (3) They are placed on (2). colors of lights tell drivers what to do. Traffic lights change their colors in the same order every time. In most English-speaking countries, traffic lights usually (4) in this order: - Red light on: this tells drivers to stop. - Green light on: this means the deliver can start driving (5) keep driving. - Yellow light on: this tells drivers to stop when it is safe to, because the light is about to turn (6) In some places, the red and yellow lights can be on the same time. In the United Kingdom, this signals that the (7) is about to turn green. In some parts of the United States, it signals that the road. In many places, traffic signals do not use the red and pedestrians can (8) yellow lights (9) and traffic lights go straight from red to (10)