_-_his homework unfinished,Jim decided not to go to the park.A with B beceuse C there were Dfor
问题描述：
_-_his homework unfinished,Jim decided not to go to the park.A with B beceuse C there were Dfor
他的作业还没完成 jim决定不去公园。求解释为什么选A但不是B
答
With
because后要接一个句子