【小题1】 The dog stopped . barking▲at strangers when they ran away. (bark)【小题2】The . western▲

问题补充：

【小题1】 The dog stopped . barking▲at strangers when they ran away. (bark)

【小题2】The . western▲people think red, green and white are Christmas colors. (west)

【小题3】. Every day the chimneys of factories▲pour a lot of smoke to the air to pollute it. (factory)

【小题4】 I think you may be interested▲in our new computer games. (interest)

【小题5】. I often make chocolate cake by . myself▲. (me)

答案：

解析：

【小题1】此题考查固定短语stop doing sth表停止做某事。

【小题2】此题考查形容词，西方的要用western。

【小题3】此题考查名词的数，根据语境可知，要用复数形式factories。

【小题4】此题考查固定短语be interested in sth表示对某事感兴趣。

【小题5】此题考查固定短语make sth by oneself表示独立完成某事。