We all know that, ______, the situation will get worse.

We all know that, ______, the situation will get worse.
A、not if dealt carefully with
B、if not carefully dealt with
C、if dealt not carefully with
D、not if carefully dealt with
【正确答案】：B
【题目解析】：考查状语从句中的省现象。当状语从旬中的主语与主句主语一致时，可将从句主语与其谓语部分的be动词省。该句补充完整为:if(the situation is)not carefully dealt with，the situationwill get worse。