小题1: The dog stopped ▲ at strangers when they ran away. (bark)
小题2:The ▲ people think red, green and white are Christmas colors. (west)
小题3:. Every day the chimneys of ▲ pour a lot of smoke to the air to pollute it. (factory)
小题4: I think you may be ▲ in our new computer games. (interest)
小题5:. I often make chocolate cake by ▲ . (me)