___aletter,hedecidedtosendatelegram. A: Notreceiving B: Receivingnot C: Nothavingreceived D: Havingnotreceived

Whiletheboy________aletter,thephone________. A: iswriting;isringing B: haswritten;hasrung C: wrote;rang D: waswriting;rang

“Bringandhandover(aletter,parcel,ororderedgoods)totheproperrecipientoraddress.”这描述的是以下哪个选项？（） A: 交付、投递 B: 仓储 C: 申请 D: 纠纷