单项选择题
Meanwhile I’m just going to be hanging around （） my thumbs， so if you’ve got anything an idle detective can do， just say the word.
A. twiddling B. twisting
单项选择题 Afistfightfollowed，withmuchshoutingand（），untiltheraggedmansucceededindrivinguptothedoor.
单项选择题 Susiewillexamineoursecondaryschoolprogramstoinsurethatallstudentsarepreparedtoberesponsible，productiveandtechnologically（）citizensofthe21stcentury.
问答题 请在以下选项中选出适当的词填写在下划线上
