—Did you go to the fashion show last week?—I ________,but I was fully occupied the whole week.
#86470
A
must go
B
must have gone
C
would go
D
would have gone
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Without electricity human life _____ quite different today.  
#87207
A
is
B
will be
C
would have been
D
would be
The chairman requested that ___________. 
#89880
A
the members studied the problem more carefully
B
the problems were more carefully studied
C
the problems could be studied with more care
D
the members study the problem more carefully