I________that all windows are shut.I did it.A.make sure B.am sure C.make clear D.am clear

I________that all windows are shut.I did it.A.make sure B.am sure C.make clear D.am clear wi-fi中wi的发音是什么 wi-fi中wi的发音是什么 英语翻译All the cellular carriers are taking a new look at Wi-Fi.Years ago,they looked at Wi-Fi as competition.They didn't want Wi-Fi to take traffic off their networks.Now,they love to take traffic off the network because people are using the ne 英语翻译全文：All the cellular carriers are taking a new look at Wi-Fi.Years ago,they looked at Wi-Fi as competition.They didn't want Wi-Fi to take traffic off their networks.Now,they love to take traffic off the network because people are usi Wi-Fi怎么读? in 55! WI 是什么意思 wi fi 怎么念 WI-FI是什么意思? WI FI是什么意思 Wi一Fi是什么意思? 手机支持Wi wi-fi如何使用 Wi-Fi'什么意思? wi-fi是什么? 用speak to sb.all the time be angry wi用speak to sb.all the time be angry with sb.want sb.to do sth.造句.每个造两个. weekend读音是”wi kan de还是“wi ken de WI-FI无线上网的WI-FI是什么意思