I'don't think she 'll be upset,but I'll see her __she isA unless _英语解答

I'don't think she 'll be upset,but I'll see her __she is
A unless B until C in case D because

人气：198 ℃　时间：2020-01-28 21:21:37

解答

C in case
我认为她不会不高兴,但是我会去看她以防她确实不高兴呢 in case 以防万一