— We expected you yesterday.— I’m sorry, I        you to say that I couldn’t be here until today.
#87786
A
must have called
B
would be calling
C
could have been calling
D
should have called
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. If only I ________ how to operate an electronic computer as you do. 
#89384
A
had known
B
would know
C
should know
D
knew
—Did you go swimming last Sunday?—No. We would have gone ______ nicer.
#88198
A
if the weather was
B
would the weather have been
C
had the weather been
D
should the weather be