(4)___ Change the batteries at least once a year. You should use the test button each month to see if the alarm and batteries are still working. A smoke alarm lasts about ten years. You ought to change it even if it seems to be working. About two out of three fire deaths happen...
根据“Change the batteries at least once a year. You should use the test button each month to see if the alarm and batteries are still working.”可知,要经常查看报警器和电池是否仍在工作。选项C“烟雾报警器只有在正常工作时才有用。”符合语境。故选C。 (5)题详解: 根据“About two out of ...
A Good Time to Change Smoke Alarm BatteriesWHEN you change your clock at the end of daylight saving this weekend, you should also change your smoke alarm batteries.
Swaney also claims that the implementation of the updated law will make maintaining a functioning smoke alarm more convenient. “The battery is sealed inside, you don’t have to change the batteries, and you won’t have to do anything with it for the entire lifespan of the detector.” “W...
【4】 Change the batteries at least once a year. You should use the test button each month to see if the alarm and batteries are still working. A smoke alarm lasts about ten years. You ought to change it even if it seems to be working. About two out of three fire deaths happen in...
4.根据后句“Change the batteries at least once a year. You should use the test button each month to see if the alarm and batteries are still working.”每年至少更换一次电池,每月使用测试按钮查看报警器和电池是否仍在工作,可知结合选项,应说烟雾报警器只有在正常工作时才有用。 故选C。 5.根据前...
Change the batteries at least once a year. You should use the test button each month to see if the alarm and batteries are still working. A smoke alarm lasts about ten years. You ought to change it even if it seems to be working. ...
People often change the battery when they move into the house and then never touch it after that. The battery is supposed to be changed at least once every six months or so, but most of us don't. It's only when the smoke alarm goes off, you check it, you make sure you're not ...
【4】 Change the batteries at least once a year. You should use the test button each month to see if the alarm and batteries are still working. Asmokealarm lasts about ten years. You ought to change it even if it seems to be working. ...
Change the batteries of your smoke detector Weak batteries can sometimes change the sensitivity of a smoke detector and lead to false positives, so make sure you’re not using old ones. You don’t have to wait until your smoke detector starts chirping to refresh the batteries. ...