Whataniceday!Howaboutthethreeofus_____awalkintheparknearby.
A、totakeC
暂无解析
_____nocauseforalarm,theoldmanwentbacktohisroom.
_____,hecannowonlywatchitonTVathome.
Toobtainasatisfactoryresult，onemustapplytwo____ofpaintonacleansurface.
Ifasubstanceisdissolvedinwaterorheated，itmay（）agas.
Thereareonlytenapplesleftinthebaskets,_____thespoiltones.
