问题
选择题
I actually believe that you_______ in hospital now if you had worn seat belts at that time.
A．weren’t
B．had not been
C．wouldn’t have been
D．wouldn’t be
答案
D.
题目分析：考查虚拟语气。本题意为：若果当时戴上安全带，现在就不会躺在医院了。对过去(at that time)的虚拟，if从句用had done,主句用would do.故D项正确。