【题目】—The rain is coming down so hard!
—________ my umbrella this morning, I wouldn’t be trapped here now.
A. Did I take B. Had I taken
C. Were I to take D. Would I take
在线课程【答案】B
【解析】考查虚拟语气和倒装。句意：——雨下得这么大! ——如果今天早上我拿了伞，我就不会被困在这里了。此句是if引导的虚拟语气，从句与过去的事实相反，用过去完成态。句中将if省略，则把助动词had提到主语前面，故答案为B。