()に当てはまる答えを教えて下さい。

質問

Moderator: The title of today's discussion is "Mobile Battery Power getting your phone battery to last longer." Our guest speakers are Janet Miller, an engineering professor here in Japan and Steven Morse, a visiting professor from the US. Janet. Could you explain about battery power to us? Janet Yes, today's mobile phone batteries are the lithiumion type. They don't have what someone calls "memory". so it is not necessary to drain them fully before recharging them, as people used to do. Actually, there are many myths about mobile phone batteries.
It is no problem to charge batteries when they are more than 50 % full , or leave them charging overnight . It is fine to make phone calls while charging. Inexpensive, off-brand chargers are also fine, although some take longer to charge the battery. Besides, using the Internet doesn't drain your battery more quickly, either. Moderator So. your view is that ().

1.all phone batteries should be charged overnight
2.mobile phone batteries can be charged at any time
3.mobile phone batteries require the original charger
4. sometimes phone batteries can be drained by going online

回答No.1

Nakay702 · ベストアンサー

()に当てはまる答えは、
2.mobile phone batteries can be charged at any time
「携帯電話のバッテリーはいつでも充電できる」
だと思います。