问题
选择题
If you _____ him yesterday, you _____ what to do now.
A．asked … would know
B．had asked … would have known
C．asked him … know
D．had asked … would know
答案
答案：D
本题考查虚拟语气。从句与过去事实相反用had done，主句与现在事实相反用would do。句意：如果你昨天问他，你现在就会知道发生了什么。
e r p e n c i l pen 
c o m p u t e r u l _______________
w f l o o r e l _______________
d c w a l l _______________
f o w f a n y _______________