帮忙填写下英语单词
itissaidthatFatherChristmasclimbsdownthec_____onChristmasEve
Columbuswasc____tohavediscoveredAmericain1492
theoldtendtoraisepetstokeeptheirc___
ifthebadweatherc_____,wewillputofftheconference
theconnectionoftelephonesandc_____gavebiethtotheinternet
Thenewlymarriedc___decidedtoadoptthatorphan