1 . 例如，如果水管漏水或者发生电线短路，你的智能家居将会探测出来，病给你提供相关的信息。
For example, if a water pipe starts________, or if there is a short in the electrical wiring, your smart home will ________ it and ________ you with the relevant information.

2 . Smith could ________（觉察）a certain sadness in the old man’s face. (根据汉语提示单词拼写)