问题补充：
(·福建，30)—Do you think George has passed the driving test?
—No.If so，he his car to our college yesterday.
A. would drive
B. drove
C. would have driven
D. had driven
答案：
A. would drive
B. drove
(答案→)C. would have driven
D. had driven
解析：
考查虚拟语气。句意，如果这样的话(乔治已经通过驾照考试)，他昨天就驾车来我们大学了，可知是对过去的虚拟。If so＝If he had passed the driving test，主句使用情态动词＋ have done。故答案选C。
