关于tosolvetheproble的百科

• They wondered      theyoungman    them tosolvetheproble...

• 问题详情：They wondered      theyoungman    them tosolvetheproblemornot。         A. if；Willhelp                  B.if；      can help         C.Whether;isgoingtohelp D.whether;   couldhelp【回答...
• 2020-06-177982