题目

In the West，there can be some abbreviations（缩略词）in some advertisements（广告）of the newspaper．Here's an advertisement for an apartment（公寓套房）．Most of the words in it are abbreviations，for example，Lrg．apt，i．e．（即）Large apartment；Lrg．lvrm，i．e．Large living-room．Now，please read the advertisement carefully，and then fill in each blank with ONE word．For Rent Lrg．apt    Fourth flr．   Very quiet bldg． No pets．   Two bedrms．   Lrg．lvrm． Ut1．pd．   Unfrn．        Gd．1ctn． ＄220 per mo．   �(       )2. We  should  give  the  boy  another chance ________ he has made some mistakes.A. though               B. whenC. unless               D. because