—Where have you been?
—I got caught in the traffic jam; I’m here just on time.
A. however
B. otherwise
C. though
D. anyhow
网友回答
A. however
(答案→)B. otherwise
C. though
D. anyhow
解析：副词辨析。A然而；B否则，要不然；C尽管；D无论如何，不管怎样。句意：—你到哪里去了？—我遇见了交通堵塞。要不然我一定会准时到这里的。根据句意说明B正确。