单选题Though we spent a lo

问题补充：

单选题Thoughwespentalot,wethinkit_____becausewesucceededintheend.A.worthB.worth being spentC.worthy ofD.worthwhile

答案：

D解析这题考查worth，worthy， worthwhile 的区别，worth用于下列句型：sth. is worth sth/ doing，worthy用于下列句型：sth. be worthy of sth/ being done或sth. be worthy to be done，worthwhile用于下列句型： It is worthwhile doing sth./ to do sth.干某事是值得的，这题的worthwhile是修饰it的所以用worthwhile，选D。