试题题干
Translate the following sentence into Chinese.
Two important factors in teaching a dog to obey commands are: using the same word each time for the same act, and teaching only one act at a time.
参考答案
试题解析
考点：factor因素；obey command遵守命令；each time每次；one act at a time一次一个动作。
句子结构：句子主干为Two important factors are··，冒号后表语，解释factors的具体内容。