—Daviddidn’ttakepartinthevolleyballmatchlastnight.—Yes....
问题详情：—Daviddidn’ttakepartinthevolleyballmatchlastnight.—was________hehadinjuredhisfootinthetraining.A．why ...
Daviddidn’tgiveup
问题详情： Daviddidn’tgiveup______hehadfailedintheexperimentfourtimes. A.if B.while C.though D.since【回答】C知识点：连词题型：选择题...